Rendered feathers of four common bird species, exhibiting iridescent structural color arising from a variety of nanoscale ...

A "very dehydrated and skinny" wood pigeon that was stuck behind a bedroom wall for a week has been rescued. Residents were increasingly concerned about persistent scratching sounds coming from ...

There are five primary types (bottom row) of pigment-filled sacks, called melanosomes, within the nanostructure (left)` of iridescent feathers. Thick rods are found in birds with weak iridescent ...

­­The large, heavily built gray pigeon frequents the forests and woodlands of the West; most often seen in flocks of varying sizes in rapid flight. Wings make a loud clapping sound when flushed.