Flocks of these doves, with large white wing patches, and short square-ended tails, are a common sight in summer in many areas near the Mexican border. Polytypic. Length 11". A little larger than ...

Found nowhere outside Ecuador, the black-breasted puffleg is a small to average-sized hummingbird with distinctive white leg plumage. This little bird prefers high altitudes, spending the rainy season ...

DESCRIPTION: Adult white-tailed ptarmigan typically grow to 30 to 34 centimeters in length and weigh 345 to 425 grams. The bird is distinguishable from other species of grouse by its perpetually white ...