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Campus makes for a fruitful stopping point for birds rare to the area.

Chris Allieri is the founder of a group of volunteer ambassadors who teach New Yorkers how to share the shore with the endangered piping plover.

Here, Coloradan Editor Eric Gershon speaks with CU professor Nathan Pieplow, author of the Peterson’s Field Guide to Bird Sounds of Western North America (forthcoming in April).

Colorado is a great place to see — and hear — birds: Some 500 species have been observed here, more than in all but a handful of other states.

A CU biologist and her students invent new ways to trace evolution in action.