The broad-tailed hummingbird was feeding noisily at the feeder when a bolt of copper shot from the sky right toward it. Flashes of red, green and orange filled the air as the two miniature-flying ...

Rufous hummingbirds are back! These orange-colored, bossy hummingbirds migrate north through California in the spring to their nesting grounds in the Pacific Northwest up to Alaska. Lucky for us, they ...

How a rufous hummingbird found its way from the Pacific Northwest to a hummingbird feeder outside our kitchen window is mind-boggling. Yet there it was in late September, a juvenile male with a dollop ...

A common species of western mountains, where the male’s diagnostic, cricketlike wing trill is a characteristic sound. Like many “western” hummingbirds, the broad-tailed is increasingly found in late ...

A Steamboat Springs resident for 52 years and a retired middle school science teacher, Winston Walker is among many hummingbird enthusiasts who are paying close attention to the flashy hummers at ...

This is a preview. Log in through your library . Abstract I studied two aspects of interspecific territoriality in a Costa Rican nectarivorous bird, the rufous-tailed hummingbird (Amazilia tzacatl).