Animal training can teach carrion crows to use a stick tool to retrieve food. With increasing practice, they not only demonstrate great skill and achieve their objective in a few steps, they also ...

As recently as 60 years ago, we humans believed we were the only animals on Earth that could use tools. That impression was proved wrong in 1960 when famed primatologist Jane Goodall observed ...

Crows may have small brains, but their intelligence can rival that of 5-to-7-year-old children. In experiments, New ...

Carrion crows were observed using roads as a tool for opening walnuts. Instead of cracking every shell themselves, the birds ...

A study of New Caledonian crows, which use sticks to fish beetle larvae out of tree trunks, shows exactly how advantageous tool use can be for animals. "Evolutionarily, animals that use tools have an ...

Many animals, including crows, chimps, orangutans, and octopuses, have mastered what we once thought was a humans-only trick: using tools. A lot of research on the subject has focused on how animals ...

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 ...