One of the most common winter sparrows, the white-crowned typically occurs in flocks, which may involve more than 100 birds ... striped crown. Immature: tan and brownish head stripes. Juvenile ...

Some individuals may have a solid-colored dark breast, giving the bird a dark bib. Juvenile: brown above like adult, but with pale superciliary line on head, dark malar stripe; brown tail has ...

Tom Whiley documents the occurrence of a striking juvenile Peregrine Falcon at Cley Marshes during winter 2024-25 and ...

Adults have gray to gray-brown upperparts, and black and silver striped undersurfaces with black-brown bellies. Brown pelicans have three annual plumages. For most of the year, the head is pale yellow ...