Trixie, an African pied crow, quickly figures out a new enrichment puzzle designed to stimulate natural foraging behavior.

Crows are among the most intelligent animals on Earth, capable of planning ahead, solving complex puzzles, recognizing human faces, and even teaching grudges to other crows . Studies have shown that ...

As if I needed a new reason to fear crows, this bird comes along. Many of us probably think of birds as dumb, but one expert has set out to prove us wrong. In a special for the BBC, Dr. Alex Taylor ...