EDINBURGH, Scotland, Dec. 23 (UPI) --New Caledonian crows are one of the most industrious species on the planet. They've been known to build and utilize a range of tools. The more scientists watch ...

Crows have an unspoken motto: Sticks and stones may break my bones, but they sure can come in handy. Two new studies unveil the ability of at least some crows to use tools in sophisticated ways, ...

Crows are well known for their clever tricks but now they have been caught on camera making and using hook like tools. Ecologists fitted special tiny tail cameras that can see beneath the birds' ...

WASHINGTON (Reuters) - An endangered crow species from Hawaii that already is extinct in the wild displays remarkable proficiency in using small sticks and other objects to wrangle a meal, joining a ...

Crows have shown that two tools are better than one when it comes to problem solving, scientists say. A University of Auckland study has revealed that New Caledonian crows can use separate tools in ...