Cats

Scientists extract DNA from hair embedded in the Tsavo lions' jaws that reveals the species of prey they ate while they were alive.

Some cats chatter, oftentimes when they see prey. But why?

Cats can squeeze through impossibly small holes, but how does their anatomy enable them to do this?

About 40% of cats play fetch with their owners, but it's not clear why.

Meowing, sticking their paw under the door or pawing at the door are just some of the strange things cats do around closed doors. But why?

Ugandan lion brothers Jacob and Tibu were filmed swimming a mile across the Kazinga Channel in Uganda — the longest swim ever recorded for the species —after getting their "butts kicked" by rival males.

Camera traps in Indonesian Borneo recorded a clouded leopard mother with her two cubs in the first footage of its kind.

Visitors at a tiger reserve in India recently filmed an encounter between a tigress and a bear, with the bear charging after the tigress but deciding at the last minute it was not worth the fight.

Birman and Burmese cats live the longest, while Sphynx cats die the youngest, a giant new study of U.K. cats found.

Cats are masters of contortion — and the laws of physics — which helps them stick the landing more times than not.