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Close to extinction: Critically endangered animals

Photos Logo Photos | Slide 1 of 41: PRIMORYE TERRITORY, RUSSIA  NOVEMBER 18, 2017: A female Amur leopard called Rona walks in the snow in Primorye Safari Park. Yuri Smityuk/TASS (Photo by Yuri Smityuk\TASS via Getty Images)

Many animals are on the brink of extinction due to habitat loss, poaching or changing environments. The International Union for Conservation of Nature (IUCN) maintains the IUCN Red List that tracks critically endangered species and those that are already extinct in the wild. Take a look at some of the world's most threatened species. 

(Pictured) A female Amur leopard in Russia.

© Yuri Smityuk/TASS via Getty Images
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