The best feature is the tail pattern. Blue-gray is almost entirely white on outer rectrices; black-tailed and California have mostly black outer rectrices with white tips or edges. Be aware that ...

In the United States and Canada there are many birds colored primarily yellow and black. This is a common color pattern of several species of finches, tanagers, orioles, meadowlarks and warblers.

In good light, black on wings and tail shine with iridescent green, blue, and violet ... rowing wingbeats, but the birds are easily able to quickly change direction in flight.

DESCRIPTION: The blue-billed curassow is a large (89-92 centimeters), primarily black bird with a distinctive bill decorated with blue cere and wattles. The male is black with curled black crest ...