Rare Amur leopard cubs born in Twycross zoo - video
Footage released by Twycross zoo in Leicestershire shows two Amur leopard cubs in a den with their mother just minutes after birth.
Panthera pardus orientalis are the rarest sub-species of big cats with experts estimating less than 50 individuals in the wild, putting them on the critically endangered list. International negotiations continue around plans to reintroduce Amur leopards to their native Russia
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