Common and hoary redpolls are 2 closely related finches of ... Immature: first-year birds resemble an adult female, but they tend to be buffier. Juvenile: brown and streaked, it acquires the ...

Unique, colorful, musical and social, evening and pine grosbeaks are wild birds that tend to be wintertime visitors that we ...

The study of irruption behavior is difficult, because researchers are dealing with an event that happens irregularly.

Gazing out my window, I see trees and plants painted silver, with tiny diamonds reflecting the rays of the morning sun. The ice storm had slipped through undetected in the dead of night, leaving ...