Environment
After crows fight they touch and preen each other to make up
Carrion crows sometimes have violent squabbles over food, but afterwards the aggressor will often sit by the victim as if to console them and reconcile
News
Earth
Great tits avoid bad food after seeing grossed-out friends
News
Life
Why do female monkeys spend so long looking at rugged males?
News
Humans
Huge dose of brain chemical dopamine may have made us smart
News
Life
Sheep learn to recognise celebrity faces from different angles
News
Environment
Natural history books that look inside the minds of animals
Culture
Mind
Why am I rubbish at maths? And other curious questions answered
Features
Environment
The man who reads dog minds and personalities in a brain scanner
Features
Environment
Over-mothered puppies more likely to fail guide dog training
News
Life
Bees are first insects shown to understand the concept of zero
Zero is not an easy idea to grasp, even for young humans – but experiments suggest bees might be up to the challenge
News
Environment
Ravens can plan for future as well as 4-year-old children can
News
Environment
Whales sneak into shallow water to eat salmon from hatcheries
News
Environment
Cuckoos mimic the sound of musk hogs to avoid being eaten
News
Environment
Fish recognise friends and foes through their unique faces
News