Basically, stronger and more frequent flyers like swifts and murres, have longer, narrower, and more pointy wings, which translates into a high HWI, whereas birds that are weaker and less frequent ...

The birds are spectacular, with their blue-gray backs, creamy, barred breasts, long, pointed wings and dark "mustache." They swoop through the sky like fighter pilots, diving at up to 200 mph to ...

Slow-motion footage of baby birds helps scientists uncover how their ancestors took to the skies. Birds today make flight look effortless, but its evolution was complex.

A day dawned 99 million years ago, wherein two baby birds got trapped inside golden tree resin. The amber coated their walnut brown wings, hiding their bones, feathers and hairs — until today.

In birds, a few days before hatching, the chick, which is now curled up tightly with its head stuck under one wing and its beak pointed towards the top of the egg, penetrates an air pocket or air ...

Baby birds come in two styles: precocial or altricial. Precocial chicks, such as ducks, geese, sandpipers and turkeys, hatch from large, well-endowed eggs after long incubations. They can see, run,… ...

Southern cassowary: The giant prehistoric bird with dinosaur feet Dracula parrot: The goth bird whose piercing screams echo through New Guinea forests Great eared nightjar: The 'baby dragon' bird ...

These babies are big, loud, hungry and about to launch. In nesting trees across Ventura County, baby snowy egrets, black-crowned night herons, great horned owls and even an eagle are learning to fly.

An investigation has been launched after dozens of migratory birds were discovered injured or dead in an area being used as a breeding ground by the protected species. KPRC 2's Bill Barajas has more.