The chirps and beeps of hummingbirds at times come from their tails. Male Anna's hummingbirds — the West Coast's most common hummingbird — perform spectacular dive-bomber displays for females during ...

Binnowee Landing, a new exhibit at the San Francisco Zoo, is something of a cross between Alfred Hitchcock's "The Birds" and "The Wild Parrots of Telegraph Hill." It's definitely not the place for ...