New Caledonian crows are famous for their ability to craft sticks into hooked tools, which they use to probe for larvae and insects hidden in trees. But why they do this has been anyone’s guess — ...

Crows are spectacularly intelligent creatures. Previous studies have shown that a particularly perceptive corvid species, the New Caledonian crow, may even be smarter than a first-grader—at least when ...

The birds are able to combine individual parts to form a long-distance reaching aid. An international team of scientists from the Max Planck Institute for Ornithology in Seewiesen, Germany, and the ...