CU Boulder researcher analyzes 50 years of data to show the relationship between certain birds’ unorthodox behavior and their traits Hummingbirds are iconic, easily recognized by their plumage, ...

Mention hummingbirds in Mississippi and ruby-throated hummingbirds will most likely be the species that comes to mind. They are the only hummingbird species that breeds in eastern North America and ...

From hummingbirds to cardinals, bird feeders to bird flu — here are more stories about the winged creatures we love to see in our backyards (and beyond). Eleven hummingbird species have been spotted ...

Whether sipping nectar from flowers and zipping through the air, hummingbirds are a sure sign of spring in California. The itty-bitty birds are busy breeding and building nests, which means there are ...

Bill shape affects how efficiently a hummingbird feeds and how it competes with other hummingbirds. Because of humans, they ...

When researchers found a hummingbird with glittering gold feathers, they initially thought a new species had been discovered, but what they actually found was far more unusual. The bird — found in ...