Friday, October 05, 2007

More Avian Intelligence

We've come to think of birds as clever enough, able to use a stick for a tool or figure out how to open a backpack zipper. But a new study with miniature cameras attached to crows has shown the birds make tools, bending, shaping, or stripping twigs and grass leaves to suit their purposes. They also use grass to rummage around on the ground for food, something never reported before.

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