Few people have the tenacity of ecologists Peter and Rosemary Grant, willing to spend part of each year since 1973 in a tent on a tiny, barren volcanic island in the Galapagos. Even fewer would ...

The birds have been named for Darwin, in part, because he later theorized that ... For example, the cactus finch has a long beak that reaches into blossoms, the ground finch has a short beak ...

A bird flying over an elementary school in Ireland dropped a severed hand from its beak last week — and authorities believe the body part may belong to a local boy recently hurt in a gas-can ...