Learn what a Calliope hummingbird looks like, where to find these tiny birds in the U.S., and how to attract them.

In many bird species, males are easy to spot because of their bright, beautiful plumage. When the sexes diverge in coloring, females often have drabber colors. In one type of hummingbird, these color ...

Hummingbirds with brightly colored feathers typical of males are harassed by other birds less frequently than those with drab female-colored feathers. Male coloring in one species of hummingbird gives ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto.

Among white-necked Jacobin hummingbirds, those with plumage that resembles colors found on males get harassed less. By Sabrina Imbler An adult female white-necked Jacobin hummingbird is no stranger to ...

Aug. 26 (UPI) --Female white-necked jacobin hummingbirds are less likely to be harassed at feeding time if they have the brightly colored ornamentation of their male counterparts, a new study has ...