A male Swainson's hawk (Buteo swainsoni) at a rehabilitation facility in Colorado was presented with severe crusting of the skin on the medial thighs and caudal ventral body. Male and female ...

Patterns in morphological growth, behavioral development, and parental care of Broad-winged Hawks (Buteo platypterus) are described and compared with other birds. Rapid body growth preceded feather ...

Named for its distinctive rust-colored tail, the red-tailed hawk (Buteo jamaicensis) is the most common hawk in North America. The red-tail prefers open country and seeks out high perches like ...

Ferruginous Hawks (Buteo regalis) that spend their winters in California seem to be going up in number, yet their preferred grassland habitat has been declining for over twenty years. Most other ...