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  • Shean, Al (American actor)

    Gallagher and Shean: …the act of “Gallagher and Shean.” They went separate ways from 1914 to 1920, but in the latter year (at the urging of Shean’s sister Minnie Marx, mother of the Marx Brothers) they rejoined to star in the Shubert Brothers’ Cinderella on Broadway, with huge success. They then appeared in…

  • Shean, Albert (American actor)

    Gallagher and Shean: …the act of “Gallagher and Shean.” They went separate ways from 1914 to 1920, but in the latter year (at the urging of Shean’s sister Minnie Marx, mother of the Marx Brothers) they rejoined to star in the Shubert Brothers’ Cinderella on Broadway, with huge success. They then appeared in…

  • shear (mechanics)

    viscosity: …proportional to the rate of shear strain, or rate of deformation, that results. In other words, the shear stress divided by the rate of shear strain is constant for a given fluid at a fixed temperature. This constant is called the dynamic, or absolute, viscosity and often simply the viscosity.…

  • shear curve (mechanics)

    ship: Structural integrity: …what is known as the shear curve. In turn, the shear curve is integrated over the length to give the bending moment curve—a curve that usually has its maximum near mid-length. A value for bending stress can then be obtained by dividing the maximum bending moment by a beam section…

  • shear line (meteorology)

    wind shear: …change is known as a shear line. Wind shear is observed both near the ground and in jet streams, where it may be associated with clear-air turbulence. Vertical wind shear that causes turbulence is closely associated with the vertical and horizontal transport of momentum, heat, and water vapour.

  • shear modulus (physics)

    Shear modulus, numerical constant that describes the elastic properties of a solid under the application of transverse internal forces such as arise, for example, in torsion, as in twisting a metal pipe about its lengthwise axis. Within such a material any small cubic volume is slightly distorted

  • shear strain (mechanics)

    viscosity: …proportional to the rate of shear strain, or rate of deformation, that results. In other words, the shear stress divided by the rate of shear strain is constant for a given fluid at a fixed temperature. This constant is called the dynamic, or absolute, viscosity and often simply the viscosity.…

  • shear strength (physics)

    landslide: … within a slope exceed the shear strength (resistance to shearing) of the materials that form the slope.

  • shear stress (physics)

    Shear stress, force tending to cause deformation of a material by slippage along a plane or planes parallel to the imposed stress. The resultant shear is of great importance in nature, being intimately related to the downslope movement of earth materials and to earthquakes. Shear stress may occur

  • shear viscosity (physics)

    fluid mechanics: Stresses in laminar motion: …for the coefficient η is shear viscosity to distinguish it from the bulk viscosity, b, which is defined below. The word shear, however, is frequently omitted in this context.

  • shear wall (construction)

    Shear wall, In building construction, a rigid vertical diaphragm capable of transferring lateral forces from exterior walls, floors, and roofs to the ground foundation in a direction parallel to their planes. Examples are the reinforced-concrete wall or vertical truss. Lateral forces caused by

  • shear wave (physics)

    Shear wave, transverse wave that occurs in an elastic medium when it is subjected to periodic shear. Shear is the change of shape, without change of volume, of a layer of the substance, produced by a pair of equal forces acting in opposite directions along the two faces of the layer. If the medium

  • shear zone (geology)

    tunnels and underground excavations: Nature of the rock mass: …with claylike material called gouge), shear zones (crushed from shear displacement), altered zones (in which heat or chemical action have largely destroyed the original bond cementing the rock crystals), bedding planes, and weak seams (in shale, often altered to clay). Since these geologic details (or hazards) usually can only be…

  • Sheardown, John (Canadian diplomat)

    John Vernon Sheardown, Canadian diplomat (born Oct. 11, 1924, Sandwich, Ont.—died Dec. 30, 2012, Ottawa, Ont.), played a pivotal role, along with his wife and Canadian ambassador Ken Taylor, in harbouring 6 Americans (Sheardown and his wife hosted 4 of them), who had managed to elude Iranian

  • Sheardown, John Vernon (Canadian diplomat)

    John Vernon Sheardown, Canadian diplomat (born Oct. 11, 1924, Sandwich, Ont.—died Dec. 30, 2012, Ottawa, Ont.), played a pivotal role, along with his wife and Canadian ambassador Ken Taylor, in harbouring 6 Americans (Sheardown and his wife hosted 4 of them), who had managed to elude Iranian

  • shearer (mining)

    coal mining: Origins of longwall mining: …simple continuous machine called the shearer was introduced. Pulled along the face astride the conveyor, the shearer bore a series of disks fitted with picks on their perimeters and mounted on a shaft perpendicular to the face. The revolving disks cut a slice from the coal face as the machine…

  • Shearer, Edith Norma (American actress)

    Norma Shearer, American motion-picture actress known for her glamour, charm, sophistication, and versatility. Shearer was dubbed the “First Lady of the Screen” by MGM because of her marriage to Hollywood producer Irving G. Thalberg. Shearer, who had been a child model, won a beauty contest at age

  • Shearer, Hugh Lawson (prime minister of Jamaica)

    Hugh Lawson Shearer, Jamaican trade unionist and politician (born May 18, 1923, Martha Brae, Jam.—died July 5, 2004, Kingston, Jam.), served as independent Jamaica’s third prime minister (1967–72) and thereafter was a trade union president. In 1941 Shearer joined the Bustamante Industrial Trade U

  • Shearer, Moira (Scottish ballerina and actress)

    Moira Shearer, Scottish ballerina and actress best known for her performance as the suicidal ballerina in the ballet film The Red Shoes (1948). Shearer studied at the Sadler’s Wells (later the Royal Ballet) School and with Nicholas Legat in London, danced with the International Ballet in 1941, and

  • Shearer, Norma (American actress)

    Norma Shearer, American motion-picture actress known for her glamour, charm, sophistication, and versatility. Shearer was dubbed the “First Lady of the Screen” by MGM because of her marriage to Hollywood producer Irving G. Thalberg. Shearer, who had been a child model, won a beauty contest at age

  • Shearer, Thomas (English cabinetmaker)

    dressing table: …London Book of Prices (1788), Thomas Shearer included a design for a dressing stand “with folding tops. . . . The top and bottom fronts are shams, in the back part of the stand is a cistern which receives water from the bason drawer . . . .” The inside…

  • shearing

    Shearing, in textile manufacturing, the cutting of the raised nap of a pile fabric to a uniform height to enhance appearance. Shearing machines operate much like rotary lawn mowers, and the amount of shearing depends on the desired height of the nap or pile. Shearing may also be applied to create

  • shearing tooth (biology)

    carnivore: Form and function: Most carnivores have carnassial, or shearing, teeth that function in slicing meat and cutting tough sinews. The carnassials are usually formed by the fourth upper premolar and the first lower molar, working one against the other with a scissorlike action. Cats, hyenas, and weasels, all highly carnivorous, have well-developed carnassials.…

  • Shearing, Sir George (British musician)

    Sir George Albert Shearing, British pianist (born Aug. 13, 1919, London, Eng.—died Feb. 14, 2011, New York, N.Y.), created a cool quintet sound that contrasted with the aggressive energy of bebop and made him a favourite modern-jazz artist. One of the many songs that he composed, “Lullaby of

  • shears (tool)

    Shears, any of numerous large or large-bladed scissors, usually designed for cutting specific materials. See

  • shearwater (bird)

    Shearwater, any member of more than a dozen species of long-winged oceanic birds belonging to the family Procellariidae (order Procellariiformes), which also includes the fulmars and the petrels. Typical shearwaters are classified in the genus Puffinus, which has approximately 20 species.

  • sheath (anatomy)

    tendinitis: …spelled tendonitis, inflammation of the sheaths of the tendons. These sheaths are composed of thin, filmy tissue that permits the sliding motion of tendons within them. The cause of inflammation is irritation of the sheaths by prolonged or abnormal use of the tendons. Less often it may follow invasion of…

  • sheath (leaf part)

    palm: Characteristic morphological features: Most have a sheath, petiole or leafstalk, and blade. Sheaths sometimes are elongate or tubular, and when they appear to form a continuation of the stem, they are referred to as a crownshaft. The petiole is discernible above the sheath as a supporting axis devoid of leaflets.

  • sheath-tailed bat (mammal)

    Sheath-tailed bat, (family Emballonuridae), any of about 50 bat species named for the way in which the tail protrudes from a sheath in the membrane attached to the hind legs. The term sac-winged refers to the glandular sacs in the wing membranes of several genera. Sheath-tailed bats are found

  • sheathbill (bird)

    Sheathbill, (family Chionididae), either of two species of white stout-billed Antarctic shorebirds making up genus Chionis (order Charadriiformes), the only bird family confined to south polar regions. It is named for the rough, horny sheath around the base of its bill shielding its nostrils. The

  • sheathed bacteria

    Sheathed bacteria, group of microorganisms found widely in nature in slow-running water, many species of which are attached to submerged surfaces. They are characterized by a filamentous arrangement of cells enclosed in a sheath. The sheaths of Leptothrix, Crenothrix, and Clonothrix are variously

  • Sheba (ancient kingdom, Arabia)

    Saba?, kingdom in pre-Islamic southwestern Arabia, frequently mentioned in the Bible (notably in the story of King Solomon and the Queen of Sheba) and variously cited by ancient Assyrian, Greek, and Roman writers from about the 8th century bc to about the 5th century ad. Its capital, at least in

  • Sheba Ridge (geological feature, Gulf of Aden, Arabian Sea)

    Gulf of Aden: …the gulf’s terrain is the Sheba Ridge, an extension of the Indian Ocean ridge system, which extends along the middle of the gulf. The rough topography of the ridge includes a well-defined median valley that is continually offset by faults running approximately northeast to southwest. The largest of these faults…

  • Sheba, Queen of (queen of Saba?)

    Queen of Sheba, according to Jewish and Islamic traditions, ruler of the kingdom of Saba? (or Sheba) in southwestern Arabia. In the biblical account of the reign of King Solomon, she visited his court at the head of a camel caravan bearing gold, jewels, and spices. The story provides evidence for

  • Shebar Pass (mountain pass, Afghanistan)

    Afghanistan: Physiographic regions: …strategic importance and include the Shebar Pass, located northwest of Kabul where the Bābā Mountains branch out from the Hindu Kush, and the storied Khyber Pass, which leads to the Indian subcontinent, on the Pakistan border southeast of Kabul. The Badakhshān area in the northeastern part of the central highlands…

  • Shebele River (river, Africa)

    Shebeli River, river in eastern Africa, rising in the Ethiopian Highlands and flowing southeast through the arid Ogaden Plateau. The Shebeli River crosses into Somalia north of Beledweyne (Beletwene) and continues south to Balcad, about 20 miles (32 km) from the Indian Ocean, turning southwest

  • Shebeli River (river, Africa)

    Shebeli River, river in eastern Africa, rising in the Ethiopian Highlands and flowing southeast through the arid Ogaden Plateau. The Shebeli River crosses into Somalia north of Beledweyne (Beletwene) and continues south to Balcad, about 20 miles (32 km) from the Indian Ocean, turning southwest

  • Sheberghān (Afghanistan)

    Sheberghān, town, northern Afghanistan. Sheberghān is situated 80 miles (130 km) west of Mazār-e Sharīf, along the banks of the Safid River. It is surrounded by irrigated agricultural land, and it lies on a main east-west road through northern Afghanistan. Sheberghān was once the capital of an

  • Shebin el-Kom (Egypt)

    Shibīn al-Kawm, capital of Al-Minūfiyyah mu?āfa?ah (governorate), Lower Egypt. It lies 37 miles (60 km) northwest of Cairo in the southern Nile River delta. Its centre, 10 miles (16 km) east of the Rosetta Branch of the Nile, is situated on the west side of the Shibīn Canal, which flows north from

  • Shebirghan (Afghanistan)

    Sheberghān, town, northern Afghanistan. Sheberghān is situated 80 miles (130 km) west of Mazār-e Sharīf, along the banks of the Safid River. It is surrounded by irrigated agricultural land, and it lies on a main east-west road through northern Afghanistan. Sheberghān was once the capital of an

  • Sheboygan (Wisconsin, United States)

    Sheboygan, city, seat (1846) of Sheboygan county, eastern Wisconsin, U.S. The city is located along Lake Michigan at the mouth of the Sheboygan River, about 50 miles (80 km) north of Milwaukee. It was established as a fur-trading post in 1818 by William Farnsworth of Green Bay and was settled as a

  • Shebshi Mountains (mountains, Nigeria)

    Shebshi Mountains, mountain range in eastern Nigeria, extending approximately 100 miles (160 km) in a north-south direction between the Benue and Taraba rivers. Its Dimlang (Vogel) Peak is one of the highest points—with an elevation of 6,699 feet (2,042 metres)—in Nigeria, rising above the central

  • Shechem (biblical figure)

    Dinah: …raped near the city of Shechem, by Shechem, son of Hamor the Hivite (the Hivites were a Canaanitish people). Because Shechem then wished to marry Dinah, Hamor suggested to Jacob that their two peoples initiate a policy of commercial and social intercourse. Dinah’s brothers Simeon and Levi pretended to agree…

  • Shechem (ancient Canaanite city)

    Shechem, Canaanite city of ancient Palestine. Located near Nāblus, the two cities have been closely—though erroneously—linked for almost 2,000 years: both rabbinic and early Christian literature commonly equated Nāblus with ancient Shechem, and Nāblus has been called Shekhem in Hebrew to the

  • Shechina (Judaism)

    Shekhina, (Hebrew: “Dwelling,” or “Presence”), in Jewish theology, the presence of God in the world. The designation was first used in the Aramaic form, shekinta, in the interpretive Aramaic translations of the Old Testament known as Targums, and it was frequently used in the Talmud, Midrash, and

  • shechita (Judaism)

    kosher: …slaughtered by ritual method of shehitah (see below); (3) that the meat has been salted to remove the blood (Deuteronomy 12:16, 23–25, and elsewhere) after the carcass has been critically examined for physical blemishes and that the ischiatic nerve has been removed from hindquarters (Genesis 32:32); and (4) that meat…

  • Shechtman, Daniel (Israeli chemist)

    Daniel Shechtman, Israeli chemist who was awarded the 2011 Nobel Prize for Chemistry for his discovery of quasicrystals, a type of crystal in which the atoms are arranged in a pattern that follows mathematical rules but without the pattern ever repeating itself. Shechtman received a bachelor’s

  • Sheckley, Robert (American writer)

    Robert Sheckley, American writer (born July 16, 1928, Brooklyn, N.Y.—died Dec. 9, 2005, Poughkeepsie, N.Y.), was the author of a number of novels and short stories considered classics in the science-fiction genre; his works were noted for their dark humour and nihilistic outlook. Exceedingly p

  • shed roof (construction)

    saltbox: …of the hall into a lean-to constructed at the back of the house. The pitched roof was then extended downward over the new kitchen, creating the characteristic long-in-back silhouette that gave the house its name. Late in the 17th century the lean-to was often included as part of the original…

  • Shedal (Italian-Jewish scholar)

    Samuel David Luzzatto, Jewish writer and scholar. In his writings, which are in Hebrew and Italian, Luzzatto presents an emotional and antiphilosophical concept of Judaism, and his Hebrew poetry is also pervaded by national spirit. His chief merit as a scholar lies in biblical exegesis, Hebrew

  • Shedar (star)

    Cassiopeia: Its brightest star, Shedar (Arabic for “breast”), has a magnitude of 2.2. Tycho’s Nova, one of the few recorded supernovas in the Milky Way Galaxy, appeared in Cassiopeia in 1572. This constellation also contains the prominent radio source Cassiopeia A, a

  • Shedd Aquarium (aquarium, Chicago, Illinois, United States)

    Shedd Aquarium, one of the largest indoor aquariums in the world, located in Chicago, Illinois, U.S. Built with funds donated by John Graves Shedd, a prominent local businessman, the aquarium opened in 1930. The aquarium houses in excess of 20,000 speciments of some 1,500 species of fishes (both

  • Shedd, John Graves (American businessman)

    Shedd Aquarium: Built with funds donated by John Graves Shedd, a prominent local businessman, the aquarium opened in 1930. The aquarium houses in excess of 20,000 speciments of some 1,500 species of fishes (both freshwater and marine) and other aquatic animals from around the world. The total water capacity is some 5…

  • shedding (weaving)

    textile: The weaving process: The process is called shedding and the space between the sheets the shed. A pick of weft is then laid between the two sheets of warp, in the operation known as picking. A new shed is then formed in accordance with the desired weave structure, with some or all…

  • shedding (biology)

    Molt, biological process of molting (moulting)—i.e., the shedding or casting off of an outer layer or covering and the formation of its replacement. Molting, which is regulated by hormones, occurs throughout the animal kingdom. It includes the shedding and replacement of horns, hair, skin, and

  • shedding game

    card game: Classification: Shedding games. The aim is either to be the first to play out all one’s cards (crazy eights, Michigan, Newmarket, president) or to avoid being the last player remaining with a card or cards in hand (old maid). Melding or rummy games. The aim is…

  • Shedet (archaeological site, Egypt)

    Al-Fayyūm: …has many ancient sites, including Shedet (later Crocodilopolis), chief centre for worship of the crocodile-god Sebek, near which Al-Fayyūm town now lies. In the time of the Ptolemies, Setje was named Arsinoe after the wife of Ptolemy II Philadelphus. Since pharaonic times Al-Fayyūm’s irrigation waters, its lifeline, have been controlled…

  • Sheed, Wilfrid (American author)

    Wilfrid Sheed, American author of essays, biographies, and other nonfiction works and of satirical fiction that contrasts transient modern values with steadfast traditional values. Sheed’s parents, authors themselves, founded Sheed & Ward, a leading Roman Catholic publishing firm. The family

  • Sheed, Wilfrid John Joseph (American author)

    Wilfrid Sheed, American author of essays, biographies, and other nonfiction works and of satirical fiction that contrasts transient modern values with steadfast traditional values. Sheed’s parents, authors themselves, founded Sheed & Ward, a leading Roman Catholic publishing firm. The family

  • sheefish (fish)

    whitefish: The inconnu, cony, or sheefish (Stenodus leucichthys), an oily-fleshed salmonid, is eaten in the far northwestern regions of North America.

  • Sheehan syndrome (disease)

    Sheehan’s syndrome, insufficiency of pituitary hormones (hypopituitarism), caused by destruction of cells of the anterior pituitary gland by oxygen starvation, usually at the time of childbirth. The condition may also result from septic shock, burn shock, or a massive hemorrhage. Once the most

  • Sheehan’s syndrome (disease)

    Sheehan’s syndrome, insufficiency of pituitary hormones (hypopituitarism), caused by destruction of cells of the anterior pituitary gland by oxygen starvation, usually at the time of childbirth. The condition may also result from septic shock, burn shock, or a massive hemorrhage. Once the most

  • Sheehan, Cindy (American peace activist)

    Cindy Sheehan, American peace activist whose public opposition to the wars in Iraq and Afghanistan began after her son was killed in Iraq in 2004. Sheehan’s vigil outside U.S. Pres. George W. Bush’s ranch in Texas in 2005 received international media coverage and established her as one of the most

  • Sheehan, George (American physician)

    George Sheehan, U.S. physician, author, and running enthusiast (born Nov. 5, 1918, Brooklyn, N.Y.—died Nov. 1, 1993, Ocean Grove, N.J.), fueled the recreational running movement in the 1970s with a best-selling book, Running and Being (1978), which anointed him as the inspirational guru of r

  • Sheehan, Patricia Leslie (American golfer)

    Patty Sheehan, American golfer who was one of the most consistent players on the women’s tour throughout the 1980s and ’90s. In 1993 she secured a place in the Ladies Professional Golf Association (LPGA) Hall of Fame with her 30th career tour victory. Sheehan first played golf at age 2, when she

  • Sheehan, Patty (American golfer)

    Patty Sheehan, American golfer who was one of the most consistent players on the women’s tour throughout the 1980s and ’90s. In 1993 she secured a place in the Ladies Professional Golf Association (LPGA) Hall of Fame with her 30th career tour victory. Sheehan first played golf at age 2, when she

  • Sheehan, Winfield (American producer)
  • Sheela (architectural figure)

    Sheela Na Gig, a type of (usually) stone architectural figure of uncertain significance, representing a naked woman gesturing to or otherwise flagrantly displaying exaggerated genitalia. Sheela Na Gigs are usually situated on or in Romanesque churches of western and central Europe (dating roughly

  • Sheela Na Gig (architectural figure)

    Sheela Na Gig, a type of (usually) stone architectural figure of uncertain significance, representing a naked woman gesturing to or otherwise flagrantly displaying exaggerated genitalia. Sheela Na Gigs are usually situated on or in Romanesque churches of western and central Europe (dating roughly

  • Sheela-na-gig (song by Harvey)

    PJ Harvey: “Sheela-na-gig,” for instance, a single from her first album, Dry (1992), took as its central image the female exhibitionist carvings with gaping genitals found throughout Ireland and the United Kingdom, whose origins are the subject of debate. The song, like many others by Harvey, treats…

  • Sheela-na-gig (architectural figure)

    Sheela Na Gig, a type of (usually) stone architectural figure of uncertain significance, representing a naked woman gesturing to or otherwise flagrantly displaying exaggerated genitalia. Sheela Na Gigs are usually situated on or in Romanesque churches of western and central Europe (dating roughly

  • Sheeler, Charles (American artist)

    Charles Sheeler, American painter who is best known for his precise renderings of industrial forms in which abstract, formal qualities were emphasized. Sheeler studied at the School of Industrial Art in Philadelphia and then at the Pennsylvania Academy of Fine Arts. He contributed six paintings,

  • Sheeley, Sharon (American songwriter)

    Eddie Cochran: …producer, and the second with Sharon Sheeley, his girlfriend. Sheeley, a successful professional songwriter, was another passenger in the car taking Cochran and Gene Vincent back to London after a concert in Bristol on the fateful night in 1960; the crash killed Cochran, put Sheeley into the hospital, and left…

  • Sheen, Bishop Fulton (American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality)

    Fulton J. Sheen, American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality. Sheen was the oldest of four children born to Newt Sheen, a farmer, and his wife Delia. As a child, he served as an altar boy at the Cathedral of St. Mary of the Immaculate

  • Sheen, Charlie (American actor)

    Platoon: …recruit Chris Taylor (played by Charlie Sheen). Taylor is a na?ve middle-class young man who dropped out of college to volunteer for Vietnam for idealistic reasons. The movie begins with Taylor’s arrival at Da Nang in September 1967. He is assigned to an infantry division that is fighting near the…

  • Sheen, Fulton J. (American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality)

    Fulton J. Sheen, American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality. Sheen was the oldest of four children born to Newt Sheen, a farmer, and his wife Delia. As a child, he served as an altar boy at the Cathedral of St. Mary of the Immaculate

  • Sheen, Fulton John (American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality)

    Fulton J. Sheen, American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality. Sheen was the oldest of four children born to Newt Sheen, a farmer, and his wife Delia. As a child, he served as an altar boy at the Cathedral of St. Mary of the Immaculate

  • Sheen, Martin (American actor)

    Francis Ford Coppola: The 1970s: …an earthquake), personal tragedy (star Martin Sheen suffered a heart attack and nearly died), and simple hubris. Coppola’s original $12 million budget finally exceeded $30 million, much of it due to his own profligacy, and a considerable portion of the overrun was paid for by Coppola himself. Moreover, the excessive…

  • Sheen, Venerable Fulton J. (American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality)

    Fulton J. Sheen, American religious leader, evangelist, writer, Roman Catholic priest, and radio and television personality. Sheen was the oldest of four children born to Newt Sheen, a farmer, and his wife Delia. As a child, he served as an altar boy at the Cathedral of St. Mary of the Immaculate

  • Sheene, Barry (British motorcycle racer)

    Barry Sheene, British motorcycle racer (born Sept. 11, 1950, London, Eng.—died March 10, 2003, Gold Coast, Queen., Australia), brought widespread popularity to motorcycle racing with his irreverent, playboy reputation and seeming indestructibility and he won two 500-cc world championships (1976 a

  • sheep (domesticated animal)

    livestock farming: Sheep: Sheep are able to subsist on sparse forage and limited water. Their wool is light in relation to its value and is relatively imperishable, both of which qualities enable wide exportation. During the 20th century, sheep-raising in some areas, particularly the western United States,…

  • sheep (mammal genus)

    Sheep, (Ovis aries), species of domesticated ruminant (cud-chewing) mammal, raised for its meat, milk, and wool. The sheep is usually stockier than its relative the goat (genus Capra); its horns, when present, are more divergent; it has scent glands in its face and hind feet; and the males lack the

  • sheep blow fly (insect)

    dipteran: Larvae: The best-known blow flies are sheep blow flies, principally species of Lucilia. Maggots of L. sericata, for example, feed on small dead animals and in abattoirs and garbage cans; they oviposit in soiled wool around the anus of sheep or in the pus exuding from scratches and wounds, where they…

  • sheep bot fly (insect)

    bot fly: …bot flies (Cephenemyia) and the sheep bot fly (Oestrus ovis). Active larvae, deposited in the nostrils of sheep, often cause a nervous condition called blind staggers. Members of Oestrinae are noted for their swift flying; they are capable of moving at 20–30 km (about 12–19 miles) per hour.

  • sheep dog (dog)

    Sheepdog, In general, any dog breed developed to herd sheep; specifically, the border collie. Most sheepdog breeds stand about 2 ft (60 cm) and weigh over 50 lbs (23 kg). The French briard has bushy brows and a long, waterproof coat. The Belgian sheepdog has long black hair and erect ears. The

  • sheep fescue (plant)

    fescue: The fine-leaved sheep fescue (F. ovina), often found on mountainsides, grows in dense tufts and forms turfs in dry or sandy soil. Blue fescue (F. glauca) has smooth silvery leaves and is commonly planted in ornamental borders. Red fescue (F. rubra) is used in lawn grass mixtures.

  • sheep frog (amphibian)

    narrow-mouthed toad: The Mexican narrow-mouthed toad, or sheep frog (Hypopachus cuneus), is similar but is larger and has a yellow stripe on its back. It hides in burrows, pack rat nests, or, as does the eastern narrow-mouth, under objects lying on the ground.

  • sheep ked (insect)

    louse fly: …most common wingless species, the sheep ked (Melophagus ovinus), is about 6 millimetres (0.2 inch) long, red-brown in colour, and parasitic on sheep. Each female produces from 10 to 20 larvae at the rate of about one per week. The sheep ked cannot survive if separated from its host for…

  • sheep laurel (shrub)

    Lambkill, (species Kalmia angustifolia), an open upright woody shrub of the heath family (Ericaceae). Lambkill is 0.3–1.2 m (1–4 feet) tall and has glossy, leathery, evergreen leaves and showy pink to rose flowers. It contains andromedotoxin, a poison also common to other Kalmia species (including

  • Sheep Paintings (work by Goldsworthy)

    Andy Goldsworthy: …he made a series called Sheep Paintings, for which he placed a large canvas on the ground in a sheep pasture with a sheep lick placed in the middle of the canvas. The finished works had a white circle in the center (where the lick had been) surrounded by the…

  • sheep pox (pathology)

    pox disease: Sheep pox and rabbit pox are spread by airborne infectious particles that are inhaled. Horse pox, fowl pox, and mouse pox usually are spread by skin contact. Cowpox (vaccinia) and pseudocowpox (paravaccinia), localized on the udder and teats of cows, are transmissible to human beings…

  • sheep rock (geology)

    Roche moutonnée, (French: “fleecy rock”) glaciated bedrock surface, usually in the form of rounded knobs. The upstream side of a roche moutonnée has been subjected to glacial scouring that has produced a gentle, polished, and striated slope; the downstream side has been subjected to glacial

  • sheep sorrel (herb)

    sorrel: Sheep sorrel (Rumex acetosella) is a weed that is native to Europe and has become widespread in North America. It is an attractive but troublesome invader that occurs in lawns and gardens as well as meadows and grassy slopes. It sprouts from spreading rootstocks and…

  • sheep’s bit (plant)

    Sheep’s bit, (Jasione montana), annual to biennial herb of the bellflower family (Campanulaceae), bearing clustered heads of blue flowers. The plants grow scattered in sandy or acid fields or meadows, and they also grow on cliffsides. Sheep’s bit is native to Europe and has been introduced into

  • sheep-strike (disease)

    insect: Medical significance: This infestation, called sheep-strike, causes severe economic damage.

  • sheepback (geology)

    Roche moutonnée, (French: “fleecy rock”) glaciated bedrock surface, usually in the form of rounded knobs. The upstream side of a roche moutonnée has been subjected to glacial scouring that has produced a gentle, polished, and striated slope; the downstream side has been subjected to glacial

  • sheepberry (plant)

    viburnum: rufidulum), similar but taller; the sheepberry, or nannyberry (V. lentago), with finely toothed, oval leaves; and the arrowwood (V. dentatum), with roundish to oval, coarsely toothed leaves. Laurustinus (V. tinus), a 3-metre-tall evergreen with oblong leaves, is native to the Mediterranean area. Sweet viburnum (V. odoratissimum), from India and Japan,…

  • sheepdog (dog)

    Sheepdog, In general, any dog breed developed to herd sheep; specifically, the border collie. Most sheepdog breeds stand about 2 ft (60 cm) and weigh over 50 lbs (23 kg). The French briard has bushy brows and a long, waterproof coat. The Belgian sheepdog has long black hair and erect ears. The

  • Sheepfolds (work by Goldsworthy)

    Andy Goldsworthy: He also began Sheepfolds in 1996, which entailed restoring sheepfold structures (four-walled sheep enclosures usually made of stone) and adding a sculpture to many of the sites throughout Cumbria county in northwestern England.

  • sheepkill (shrub)

    Lambkill, (species Kalmia angustifolia), an open upright woody shrub of the heath family (Ericaceae). Lambkill is 0.3–1.2 m (1–4 feet) tall and has glossy, leathery, evergreen leaves and showy pink to rose flowers. It contains andromedotoxin, a poison also common to other Kalmia species (including

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