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

their uppertail coverts and tail base have more rufous (adult female rufous can be all-green); and their chip calls are slightly lower pitched. Also see female and immature calliope hummingbird.

In migration it may be overlooked, often feeding at low flowers and avoiding the aggression of larger hummingbirds. All bird guide text and rangemaps adapted from Lives of North American Birds by Kenn ...

On the west coast, Rufous hummingbirds are already making their way past Northern California, while Calliope hummingbirds have been spotted around Santa Monica. That means that the bird we saw at Ball ...

Hummingbirds are small but remarkably tough. Some species make migrations of more than 5,590 miles a year. Their journeys are ...