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Trichinella spiralis is a viviparous [1] nematode parasite, occurring in rodents, pigs, bears, hyenas and humans, and is responsible for the disease trichinosis. It is sometimes referred to as the "pork worm" due to it being typically encountered in undercooked pork products. It should not be confused with the distantly related pork tapeworm.
Wild meat is more likely to contain the parasite. [7] [8] In North America this is most often bear, but infection can also occur from pork, boar, and dog meat. [9] Several species of Trichinella can cause disease, with T. spiralis being the most common. [1] After the infected meat has been eaten, the larvae are released from their cysts in the ...
Bear taxon names such as Arctoidea and Helarctos come from the ancient Greek ἄρκτος (arktos), meaning bear, [7] as do the names "arctic" and "antarctic", via the name of the constellation Ursa Major, the "Great Bear", prominent in the northern sky. [8] Bear taxon names such as Ursidae and Ursus come from Latin Ursus/Ursa, he-bear/she ...
Parasitism is a close relationship between species, where one organism, the parasite, lives on or inside another organism, the host, causing it some harm, and is adapted structurally to this way of life. [1] The entomologist E. O. Wilson characterised parasites as "predators that eat prey in units of less than one". [2]
Torrent or torrents may refer to: A fast flowing stream; Animals. Torrent duck, a species of the family Anatidae; Torrent fish; Torrent frog, various unrelated frogs;
Tardigrades (/ ˈ t ɑːr d ɪ ɡ r eɪ d z / ⓘ), [1] known colloquially as water bears or moss piglets, [2] are a phylum of eight-legged segmented micro-animals. They were first described by the German zoologist Johann August Ephraim Goeze in 1773, who called them Kleiner Wasserbär ' little water bear ' .
This is a list of films produced by the Indian Hindi-language film industry, popularly known as Bollywood, based in Mumbai, ordered by year and decade of release. Although "Bollywood" films are generally listed under the Hindi language, most are in Hindustani and in Hindi with partial Bhojpuri, Punjabi, Urdu and occasionally other languages ...
Bears is a 2014 American nature documentary film about a family of brown bears living in the coastal mountain ranges of Alaska. Directed by Alastair Fothergill and Keith Scholey and narrated by John C. Reilly , Bears was released theatrically by Disneynature on April 18, 2014, the seventh nature documentary released under that label. [ 5 ]