Veronika’s improvised grooming device has caused great surprise – but that tells us more about humans than cows, says science writer Helen Pilcher ...

This suggests the common enemy effect dates back 5–6 million years to our shared ancestors, but bonobos evolved to suppress lethal aggression. As the only great apes that don’t kill their own species, ...

Across forests, oceans and city edges, wild animals live under constant pressure from stronger rivals, scarce resources and ...