Birds tend to be more colorful in the tropics, and scientists wanted to find out how they got there: if colorful feathers evolved in the tropics, or if tropical birds have brightly-colored ancestors ...

In preparation for a presentation on the birds we saw while in Ecuador recently, I was struck by how many of the birds were extravagantly colored, many eye-poppingly so. Thumbing through my field ...

Birds are some of the most colorful animals on Earth, with a palette of rainbow tones to feast your eyes on. Here are our picks for some of our most flamboyant feathered friends. When you purchase ...

I drive with a cardinal on my license plate. It costs a little more, but not as much as a plate that says COWBIRD, which I observed last year during a visit to Champaign-Urbana. If the owner of that ...

Launched by the National Audubon Society in 1900, the international gathering now hosts more than 2,600 “count circles” ...

(THE CONVERSATION) People typically think about evolution as a linear process where, within a species, the classic adage of “survival of the fittest” is constantly at play. New DNA mutations arise and ...