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Despite the species' rediscovery in the wild in 1953, the population of short-tailed chinchillas has continued to decline and has been categorized as endangered. Numerous threats to short-tailed chinchillas exist, including illegal hunting, habitat loss, firewood harvesting, and mining. [4]
The two living species of chinchilla are Chinchilla chinchilla [1] [2] (formerly known as Chinchilla brevicaudata) and Chinchilla lanigera. C. chinchilla has a shorter tail, a thicker neck and shoulders, and shorter ears than C. lanigera. The former species is currently facing extinction; the latter, though rare, can be found in the wild. [10]
A young wild Chilean chinchilla (2006) A domesticated chinchilla Chinchilla lanigera is smaller—wild animals have body lengths up to 260 mm (10 in)—has more rounded ears—45 mm (1.8 in) in length)—and a longer tail than C. chinchilla; its tail is usually about a third the size of its body—up to 130 mm (5.1 in) compared to 100 mm (3.9 in) in C. chinchilla.
According to a new report, 60 percent of all wild animals with a backbone that existed between 1970 to 2014 are now extinct. Wild animal population plummets 60 percent over last 40 years: report ...
The average global population of all mature birds is estimated to be on the order of 100 billion individuals. [1] [2] [3] The total population including younglings is somewhat higher during the breeding season of each species. [3] This list is incomplete, because experts have not estimated all bird numbers.
Brazilian biologist Fernanda Abra was recognized by the Whitley Fund for Nature for her pioneering work to build and monitor low-cost canopy bridges over Highway BR-174 in the Amazon rainforest ...
Known only to survive in captivity or as a naturalized population well outside its historic range. CR: CR: Critically endangered: The species is in imminent danger of extinction in the wild. EN: EN: Endangered: The species is facing a very high risk of extinction in the wild. VU: VU: Vulnerable: The species is facing a high risk of extinction ...
Long-tailed chinchilla (Chinchilla lanigera) the 1930s the Andes: fur, research, pets 1d Rodentia: Short-tailed chinchilla (Chinchilla chinchilla) the 1930s the Andes: fur Raised in captivity Critically endangered in the wild 1d Rodentia: Water flea (Daphnia magna) the 1930s North America, Eurasia, Africa: research, animal feed 6e Other arthropods