“Chimpanzees are listed as endangered because of habitat loss, poaching, and disease, and their wild numbers have declined sharply over the past century.”

Reference: IUCN Red List

More animal facts

The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.

A chimpanzee can learn to recognize itself in a mirror, but monkeys can't.

A 2022 global estimate put the wild tiger population at around 5,500, a slight rebound after tiger numbers hit historic lows in the early 2000s.