It's no secret that hummingbirds are tiny — but just how small are hummingbird eggs? Their teeny-tiny size might surprise you!

Hummingbird migration is underway, and these tiny travelers are making their way across the country. Despite their small size ...

This was one seriously agitated ruby-throated hummingbird. Almost 40 years ago, but I can still see myself and four undergraduate assistants standing in a small opening within a heavily forested ...

Hummingbirds may be tiny, but their behavior often surprises people who expect them to be gentle and easygoing. Instead of peaceful and laidback, these colorful birds can appear bold, feisty, and even ...

Put our your feeders and grab your binoculars, hummingbird migration season is upon us. Here's when and how to spot the little birds in Arizona.

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 ...

After a long winter spent in sunny Mexico and South America, hummingbirds begin their long descent back north. By early March ...