On top of breakthroughs in animal language, the Earth Species Project expects improved interspecies understanding will foster greater appreciation for the planet in the face of climate change.

Many species of birds and other vertebrates form pair bonds and mate with just one other individual for much of their lives. But the unions don’t always work out. Scientists want to know the ...

Recently in Nature(399, 466– 470, 1999), Anthony Leonardo and Mark Konishi of Caltech reported that zebra finches retain a surprising ability to modify their songs in response to auditory ...