Tool use is so rare in the animal kingdom that it was once believed to be a uniquely human trait. While it is now known that some non-human animal species can use tools for foraging, the rarity of ...

Just like humans, New Caledonian crows are particularly careful when handling their most valuable tools, according to a new study. The research reveals that crows are more likely to store relatively ...

Crows are far from bird-brained and have been shown to use tools to solve complex problems that baffle five-year-old children. Now researchers have revealed that, like humans, the birds store their ...

Researchers have used CSI-style analysis to reveal the huge benefits conferred on New Caledonian crows through tool use. Their results give hard evidence of the huge evolutionary advantage that can be ...