critically endangered

One of the cubs has black fur with black rosettes, making her particularly rare.
Slaughtering orangutans is a common crime on Borneo, but rarely prosecuted.
They'll be deployed in Mexico this spring to help locate the world's rarest marine mammal.
“Giraffes are the new whistleblower begging us for vigilance."
Both species of orangutan are critically endangered.
Scientists have discovered some critically endangered smalltooth sawfish have been reproducing through parthenogenesis, or