Did you know that some hummingbirds migrate? It isn't just a few miles, either. Some birds travel thousands of miles south for the winter.

Carlos Martinez del Rio, professor emeritus in the UW Department of Zoology and Physiology, was part of a study that investigated how hummingbirds use torpor, a sort of overnight hibernation, during ...

It’s a cold, foggy February morning, and Bev LaBelle is on the hunt for hummingbirds. Walking along a trail in Southeast Portland’s Oaks Bottom Wildlife Refuge, she pauses as a flicker of movement ...