“Colorful birds,” says the caption shared along with the clip on Instagram. The video, posted a few days ago, has already received over 100 million views, as well as more than 7 million likes ...

The variation in induced female plumages parallels that of their brothers, confirming that normally unexpressed autosomal genetic variation for plumage type occurs. The hormone experiments raise ...

Length 3.5–4"; bill 16–20 mm. Tail weakly graduated. Pale eye ring in all plumages. Adult male: rose-red gorget with pale chin and face. Often detected by wing trill. Adult female: throat ...

exhibits extensive geographic variation, with clinal variation: larger birds with shorter appendages in colder climes, darker plumages in more-humid environments. Males distinctive; plainer ...

Brown pelicans have three annual plumages. For most of the year, the head is pale yellow and the neck is white Before the onset of breeding, the head turns brighter yellow and the neck turns dark ...

Judges held that some notes from police interviews where Kevin Artt confessed to killing Maze Prison deputy governor Albert Miles were re-written. Mr Miles was shot in front of his wife at their ...

Beyond that, some birdwatchers aren’t as tuned into non-spring plumages, Farnsworth said, as birds have, for a variety of ...