When it comes to building nests, birds use a wide variety of tactics and materials. Some birds, like the puffin, burrow into ...

A major collection of more than 50 bird fossils found in northern Alaska suggest some ancient ancestors of modern birds ...

In both individuals the stomach contained fragments of shells, and claws of very small crabs, which were also found in the intestine, although there more comminuted. For more on this species, see its ...