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Cotter pin
A cotter pin is a metal fastener with two that are bent during installation, similar to a staple or rivet. Typically made of wire with a half-circular cross section, a new cotter pin will have its flat inner surfaces touching one another for most of its length, so that it appears to be a split cylinder.
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Cottidae
The Cottidae is a family of fish that belongs to the Order Scorpaeniformes. Each species of the Cottidae is a type of sculpin. There are about 300 species in 70 genera that are mostly ocean and found in shallow coastal waters in the northern and arctic regions. Freshwater representatives of this family are few and include the Spoonhead Sculpin of North America, the Alpine Bullhead, Bullhead,and the Fourhorned sculpin.
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Cotton
Cotton is a soft fiber that grows around the seeds of the cotton plant , a shrub native to the tropical and subtropical regions of both the Old World and the New World. The fiber is most often spun into thread and used to make a soft, breathable textile, which is the most widely used natural-fiber cloth in clothing today.
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Cotton candy
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Cotton candy, candy floss, or fairy floss is a form of spun sugar that is produced in a special machine and sold at fairs and other jovial events. Many people consider eating it, along with candy apple, part of the quintessential experience of a visit to a fairground.
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Cotton gin
The cotton gin is a machine invented by United States inventor Eli Whitney in 1792 to mechanize the production of cotton fiber. The machine quickly and easily separates the cotton fibers from the seedpods and the sometimes sticky seeds. It uses a combination of a wire screen and small wire hooks to pull the cotton through the screen, while brushes continuously remove the loose cotton lint to prevent jams.
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Cotton mill
The cotton mill is a type of factory that was created to house spinning and weaving machinery. The first cotton mill was built in 1771 in Cromford, Derbyshire, England by Richard Arkwright.
The first cotton mill in the United States was built in Beverly, Massachusetts in 1787.
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Cotton rat
A cotton rat is any member of the Sigmodon genus of rodents. They are called cotton rats because they build their nests out of cotton, and can damage cotton crops. Cotton rats have small ears and dark coats, and are found in North America and South America.
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Cotton thistle
Onopordum acanthium is a flowering plant in the Family Asteraceae. Other common names include, Scotch thistle, and Scotch cotton thistle. Native to Europe, North Africa and Asia, it is a vigorous, Biennial plant with coarse, spiny leaves and conspicuous spiny-winged stems.
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Cottontail rabbit
The cottontail rabbits are 16 lagomorph species in the genus Sylvilagus, found in the Americas.
In appearance most cottontail rabbits closely resemble the wild European Rabbit. Most members of the genus have a stub tail with a white underside that shows when they are retreating, giving them their name "cottontails." However, this feature is not present in all cottontails, nor is it unique to the genus.
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Cottonwood
The cottonwoods are three species of poplars in the section Aegiros of the genus Populus, native to North America, Europe and western Asia.
The name is also commonly used for any species of poplar in the United States, including some poplars not in the section Aegiros, notably the Swamp cottonwood Populus heterophylla and the Black and Narrowleaf Cottonwoods P.
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Cotula coronopifolia
The small marsh flower Cotula coronopifolia bears the common names brass buttons, golden buttons, and buttonweed. The flowers are bright yellow discoid inflorescences that look like thick buttons. Individual plants spread stems along the ground and send up the knobby flowers at intervals.
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Coturnix
Coturnix is a genus of quail. Members of the genus are typically small brown birds, with buff and red tones, and dark lines around the head and nape.
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Cotyledon
A cotyledon is a significant part of the embryo within the seed of a plant. Upon germination, the cotyledon usually becomes the embryonic first leaf of a seedling. The number of cotyledons present is one characteristic used by botanists to classify the flowering plants .
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Couch
A couch, and a sofa, settee, lounge, davenport or chesterfield are items of furniture for the comfortable seating of more than one person. Compare the joiner's Settle, with its separate seat cushions.
Couches are usually to be found in the living room or the lounge.
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Coulomb's law
In physics, Coulomb's law is an inverse-square law indicating the magnitude and direction of electrostatics force that one stationary, electrically charged object of small dimensions exerts on another. It is named after Charles-Augustin de Coulomb who used a torsion balance to establish it.
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Council of Constance
The Council of Constance was an ecumenical council of the Roman Catholic Church, called by the Sigismund, Holy Roman Emperor, a supporter of Antipope John XXIII, the pope recently elected at Pisa. The council was held from November 16, 1414 to April 22, 1418 in Konstanz.
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Council of Trent
The Council of Trent is the Nineteenth Ecumenical Council of the Roman Catholic Church. It was held from December 13, 1545, to December 4, 1563 in the city of Trento as a response to the theological and ecclesiological challenges of the Protestant Reformation.
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Counter
In general, a counter is a device which stores the number of times a particular event or Process has occurred, often in relationship to a clock signal. In practice, there are two types of counters:
*up counters which increase in value
*down counters which decrease in value
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Counterbore
A counterbore can refer to either a feature in a part, or the tool used to create that feature. The feature is a cylindrical, flat-bottomed hole, which enlarges the opening of a smaller hole. It is usually used when a Screw#Types_of_screws is required to sit flush with or below the level of a workpiece's surface.
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Counterculture
In sociology, counterculture is a term used to describe a cultural group whose values and norms of behavior run counter to those of the social mainstream of the day, the cultural equivalent of political Opposition. Although distinct countercultural undercurrents exist in all societies, here the term counterculture refers to a more significant, visible phenomenon that reaches critical mass and persists for a period of time.
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Counterfeit
A counterfeit is an imitation that is made usually with the intent to deceptively represent its content or origins. The word counterfeit most frequently describes forged currency or documents, but can also describe clothing, software, pharmaceuticals, watches, or any other manufactured item, especially when this results in patent infringement or trademark infringement.
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Countermeasure
A countermeasure is a system designed to prevent weapons from acquiring and/or destroying a target. Countermeasures may function by concealing the sensory signature of the target, or deceiving or disrupting the target detection systems of the attacker.
Countermeasures can act against target acquisition systems that depend on electronic countermeasures, thermal, infrared, optical, or radar technology.
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Counterpoint
Counterpoint is a broad organisational feature of much music, involving the simultaneous sounding of separate musical lines. It is especially prominent in Western music. The term comes from the Latin punctus contra punctum . The adjectival form contrapuntal shows this Latin source more transparently.
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Countersink
A countersink is a tapered hole drilled with a wide outer portion. A common usage is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material.
A countersink may also be used to remove the burr left from a drilling or Taps and dies operation thereby improving the finish of the product and removing any hazardous sharp edges.
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Counterspy
CounterSpy is a proprietary spyware removal program for Microsoft Windows software developed by Sunbelt Software.It scans a Personal computer for spyware, examining files on the hard drive, objects in memory, the Windows registry and [] and it has a capability called DNR that, according to Sunbelt, improves the chances of killing off resuscitators.
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Counterstain
A counterstain is a staining with color contrasting to the principal stain, making the stained structure more easily visible.
An example is the malachite green counterstain to the fuchsine stain in the Gimenez stain.
Another example is eosin counterstain to haematoxylin in the H&E stain.
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Countertop
Countertop usually refers to a horizontal worksurface in kitchens, other food preparation areas, and workrooms in general. It is frequently installed above and supported by Cabinets.
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Counterweight
A counterweight is an equivalent counterbalancing weight that balances a load. One is often used in traction elevator, Cranes, and funfair rides.
If the counterweight were not there, the load would tend to tip the crane forwards [clockwise]. The counterweight, which is usually made of a dense material such as concrete or lead, provides an anticlockwise moment of inertia that balances the load on the crane.
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Country house
A country house is a large dwelling, such as a mansion, located on a countryside Estate.
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Countryman
Countryman is an album by Willie Nelson. Ten years in the making, Nelson's first ever reggae album merges the gospel and spirit found in both country and reggae. It was released on CD format on August 02, 2005 by the Lost Highway label. Nelson made two videos for this album "The Harder They Come" and "I'm a Worried Man" both videos were filmed in Jamaica.
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County
A county is generally a sub-unit of regional self-government within a sovereign jurisdiction. Originally, in continental Europe, a county was the land under the jurisdiction of a count. Counts are called earls in post-Celtic Britain and Irelandthe term is from Old Norse language jarl and was introduced by the Vikingsbut there is no correlation between counties and earldoms.
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Coup d'état
A coup d'tat , or simply coup, is the sudden overthrow of a government through unconstitutional means by a part of the state establishment mostly replacing just the high-level figures. It is also an example of political engineering. It may or may not be violent in nature. It is different from a revolution, which is staged by a larger group and radically changes the political system.
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Coupé
A coup or coupe is a car body style with a close-coupled interior offering either two seats or 2 plus 2 seating. Through the 1950s convertible models were sometimes called convertible coups, but since the 1960s the term coup has generally been applied exclusively to fixed-roof models.
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Couperin
The Couperin family was a dynastic musical family of professional composers and performers. They were the most prolific family in France musical history, and were very active during the Baroque era. The Couperin family originated from Chaumes-en-Brie, a little town about 30 miles east of Paris in the modern.
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Coupling
The term coupling refers to a device used to connect two shafts together at their ends for the purpose of transmitting power. Couplings do not allow connection or disconnection of shafts during operation at operator's will.
There are two main types of couplings:
* Rigid couplings are used when precise shaft alignment is required; shaft misalignment will affect the coupling's performance as well as its life.
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Courage
Courage, also known as fortitude, is the ability to confront fear, pain, danger, uncertainty or intimidation. It can be divided into "physical courage" -- in face of physical pain, hardship, and threat of death -- and "moral courage" -- in the face of shame, scandal, and discouragement.
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Courser
The Coursers are a group of birds which together with the pratincoles make up the family Glareolidae. They have long legs, short wings and long pointed bills which curve downwards. Their most unusual feature for birds classed as waders is that they inhabit deserts and similar arid regions.
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Court
A court is an official, public forum which a Sovereignty establishes by lawful authority to adjudication disputes, and to dispense private law, labour, administrative and criminal justice justice under the law. In common law and civil law state, the courts are the central means for dispute resolution, and it is generally understood that all persons have a right to bring their claims before a court.
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Court of Chancery
The Court of Chancery was one of the courts of equity in Courts of the United Kingdom. The High Court of Chancery was the court that developed from the Lord Chancellor's jurisdiction. Unlike the courts of law, which were rigidly based on formal causes of action, the Lord Chancellor had jurisdiction to determine cases, on behalf of the King, according to equity or fairness rather than according to the strict letter of the law.
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Courthouse
A courthouse is a building that is home to a court. The term is common in North America. In some other English speaking countries buildings which house courts are simply called "courts".
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Courtly love
Courtly love was a medieval European system of attitudes, mythologys and etiquette that spawned several genres of medieval literature, including Romance . It governed the real and idealized behavior of knights and their lady as they pursued one another in a flirting and often only in words and principle chastity relationship that was intended to flatter the lady and elevate, ennoble, and energize the knight.
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Courtroom
A courtroom is the actual enclosed space in which a judge regularly holds court.
In common law jurisdictions, there are certain traditions as to how courtrooms are decorated and organized, which together emphasize the power of the state for all who enter.
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Courtship
Courtship is the process of selecting and attracting another for an intimate relationship such as love, sex, Personal commitment, Cohabitation, marriage, and sexual reproduction, or any combination of these. Courtship may last days, months, or even years, but some lovers skip courting altogether as in cases of love at first sight or arranged marriage.
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Courtyard
A court or courtyard is an enclosed area, often a space enclosed by a building that is open to the sky. These areas in inns and public buildings were often the primary meeting places for some purposes, leading to the
other meanings of Court.
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Couscous
Couscous , is a food of the Maghreb. This dish, with a name derived from Maghreb Arabic kuskusu, which is from Tamazight seksu, is a food which consists of grains made from semolina which are about 1 mm or 1/16th inch in diameter .
Couscous was traditionally made from the hard part of the hard wheat Triticum durum, the part of the grain that resisted the grinding of the relatively primitive millstone.
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Covalent bond
Covalent bonding is an intramolecular form of chemical bonding characterized by the sharing of one or more pairs of electrons between two components, producing a mutual attraction that holds the resultant molecule together. ions tend to share electrons in such a way that their outer electron shells are filled - this is referred to as electron configuration.
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Cove
This article is about the coastal feature. For other meanings see Cove
A cove is a coastal landform. Earth science generally use the term to describe a circular or round inlet with a narrow entrance, though colloquially the term is sometimes used to describe any sheltered headlands and bays.
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Cové
Cov? is a city located in the Zou Department of Benin.
Category:Cities, towns and villages in Benin
fr:Cov?
ro:Cov?
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Coventry
Coventry is a city status in the United Kingdom and metropolitan borough, in the West Midlands region of England. With a population of 305,000 Coventry is the eighth largest city in England and the eleventh largest in the UK. It is also the second largest city in the English Midlands by population, with residents and those born in the city styling themselves "Coventrians" or in the vernacular "Cov Kids".
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Cover girl
A cover girl is a woman whose photograph features on the front cover of a magazine. She may be a model, celebrity or entertainer.
The term first appeared in English language in 1915. A less commonly used antonym is cover boy.
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Covered bridge
A covered bridge is a bridge, often single-lane, with enclosed sides and a roof. They have typically been wooden, although some newer ones are concrete or metal with glass sides. Especially associated with the nineteenth century, covered bridges often serve as prominent local landmarks and have long attracted the attentions of historical preservation.
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Cow dung
Cow dung is the feces of the Bovinae species. The species includes the cow, American Bison, ox and bullock. Cow dung is used as manure in many parts of the developing world especially India where it is known as gobar. Cow dung is basically the rejects of herbivorous matter which is acted upon by symbiotic bacteria residing within the animal's rumen.
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Cow Parsley
Cow Parsley is a herbaceous biennial plant or short-lived perennial plant in the family Apiaceae, genus Anthriscus. It is native to Europe, western Asia and northwestern Africa; in the south of its range in the Mediterranean region, it is limited to higher altitudes.
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Cow Parsnip
The Cow Parsnip or Pushki is the only member of the Hogweed genus native to North America. Its classification has caused some difficulty, with recent authoritative sources referring to it variously as Heracleum maximum or Heracleum lanatum , as H. linatum, or as either a subspecies, H.
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Cow shark
Cow sharks are a family of sharks characterized by extra pairs of gill slits. There are probably only two seven-gilled genera, Heptranchias and Notoryhncus.
There are four extant species of cow shark:
* Heptranchias perlo
* Hexanchus griseus
* Hexanchus vitulus
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Cowbell
The cowbell is a percussion instrument.
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Cowbird
Cowbirds are birds belonging to the genus Molothrus in the family Icteridae. They are Brood parasite New World birds which are unrelated to the Old World cuckoos, one of which, the Common Cuckoo is the best-known brood parasitic bird.
This family includes five species of cowbirds that form the natural genus Molothrus.
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Cowboy
A cowboy tends cattle and horses on cattle ranches in North America and South America America. The cowboy is normally a ranch hand in charge of the horses and/or cattle, as is the Wrangler. In addition to ranch work, some cowboys work in and participate in rodeos, and many cowboys work only in the rodeo.
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Cowboy boot
Cowboy boots refer to a specific style of riding boot, historically worn by cowboys. They have a high heel, rounded to pointed toe, high shaft, and no lacing. Cowboy boots are normally made from cowhide leather but are also sometimes made from "exotic" skins such as alligator, snake, ostrich, lizard, eel, elephant, sting ray, elk, buffalo, and the like.
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Cowl
The cowl is a long, outer garment, with wide sleeves, worn by Catholic monks when participating in the liturgy. Developed in the Middle Ages as a more practical alternative to wearing a cloak, they became the formal garment for those in monastic life. They were worn to give warmth to people who often spent long hours in unheated and drafty churches.
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Cowlick
A cowlick is a swirl of unruly hair that doesn't comb down properly. It is usually combed over to avoid showing baldness. Carl Switzer of Our Gang, Martin Short's Ed Grimley character, and Jim Carrey's Ace Ventura character have some famous pop-culture cowlicks.
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Cownose ray
The cownose ray is the most common type of batoidea found in the Chesapeake Bay. The rays grow rapidly and male rays are about 35 inches in width and weigh 26 pounds. Females are 28 inches in width and weigh 36 pounds.
When the ray is small it grows inside its mother, positioned with wings folded over its body.
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Cowpea
The Cowpea is one of several species of the widely cultivated genus Vigna. Four cultivated subspecies are recognised:
*Vigna unguiculata subsp. cylindrica Catjang
*Vigna unguiculata subsp. dekindtiana Black-eyed pea
*Vigna unguiculata subsp. sesquipedalis Yardlong bean
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Cowpie
Cowpie is a sometimes used colloquialism for bovine feces. It usually appears in a rounded pile. The term has lent itself to a variety of other activities. Bovine bingo is sometimes called "cowpie bingo", and cowpie poker is a stud poker variant. Cow pie tossing events have been held in a few locales, though it is quite thoroughly dried first.
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Cowpox
Cowpox is a disease of the skin caused by a virus that is related to the Vaccinia virus. The ailment manifests itself in the form of red blisters and is transmitted by touch from cows to humans. The virus that causes cowpox was used to perform the first successful vaccination against another disease, smallpox, which is caused by the related Variola virus.
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Cowry
Cowry animal shell, are ocean snails of the genus Cypraea, found chiefly in tropical regions. The shell itself is almost always smooth and more or less Egg-shaped, with a long, narrow, slit-like opening. All varieties have a porcelain-like shine and many have colorful patterns.
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Coyote
The coyote is a member of the Canidae family and a relative of the domestic dog. Coyotes are native to North America and are only found in North America south to Costa Rica. European explorers first encountered these canines during their travels in the American Southwest. They may occasionally assemble in small packs, but naturally hunt alone.
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Coypu
The coypu or nutria is a large, crepuscular, semiaquatic rodent native to South America, but now also present in Europe,Africa, Asia, and North America. In most regions, the coypu is considered a pest. However in eastern Europe and Central Asia, it is still valued for its fur.
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Crab
Crabs are Decapoda crustaceans of the infraorder Brachyura, which typically have a very short "tail", or where the abdomen is entirely hidden under the thorax. They are generally covered with a thick exoskeleton, and are armed with a single pair of chelae. Crabs are found in all of the world's oceans; there are also many fresh water and terrestrial animal crabs, particularly in tropical regions.
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Crab louse
Category:Parasites
Category:Sexually-transmitted diseases
de:Filzlaus
es:Ladilla
fr:Pou du pubis
it:Pthirus pubis
nl:Schaamluis
ja:?????
no:Menneskets flatlus
fi:Satiainen
sv:Flatlus
zh:??
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