black-tailed and California have mostly black outer rectrices with white tips or edges. Be aware that in late summer gnatcatchers molt their tails. blue-grays will look mostly dark from below when ...

An unusually long-tailed black-and-white corvid with a black bill ... Flight: relatively slow, with steady, rowing wingbeats, but the birds are easily able to quickly change direction in flight.

When the wings are folded, the black tips with the white spots cover the white tail, which is underneath ... to avoid being caught by predators such as birds. It is thought they use the ...

In July, the Mount Rainier white-tailed ptarmigan was officially listed as threatened by the U.S. Fish and Wildlife Service ...