"Fossil feathers are usually preserved in ancient mudrocks laid down in lakes or lagoons. The fossil vulture is preserved in ash deposits, which is extremely unusual," study lead author Valentina ...

Long-eared Owls have fluorescent feathers that glow under UV light. These hidden pigments vary by age, sex, and size.

Here is a list of the most colourful birds in the world. The scarlet macaw is a large parrot species. It can grow 32 inches long and weigh up to 2.2 pounds. Mainly red in color, it also has blue wings ...

Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By studying ...

The Purple Grenadier is a colorful Eastern African bird with bright red eye spots and deep violet-blue feathers. This beautiful hummingbird, found in Central and South American rainforests, boasts ...

Rooks have have black plumage with a purple-blue sheen — and they have untidy-looking feathers around their thighs (like ...

Feathers are among the most complex cutaneous ... complete and permanent transformation of scales into feathers on the bird's feet. "Since the Shh pathway plays a crucial role in feather ...