They are some of the brightest, loudest, oddest-looking, least-understood birds on the planet, and thanks to a comprehensive new evolutionary 'tree of life' generated for the tropical cotinga family ...

Swallow-tailed cotinga, Phibalura flavirostris flavirostris, Vieillot, 1816, photographed at Intervales State Park, São Paulo state, Brazil (South America). Image: Nick Athanas/Tropical Birding, 1 ...

No one knows how much the bird's population size has declined over years, either, though the Yellow-billed Cotinga was probably rare to begin with, originally ranging from the central Pacific coast of ...

This candidate for the loudest bird in the world screams from the treetops with chainsaw volume, directly into the ear of a potential mate. Meet the white bellbird, a member of the cotinga family that ...

Ithaca, N.Y.—They are some of the brightest, loudest, oddest-looking, least-understood birds on the planet. Some have bulbous crests, long fleshy wattles, or Elvis-worthy pompadours in addition to ...