Ancient, tough, and extremely dangerous to pretty much anything around them, crocodiles and alligators are actually under ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been ...

Modern birds, along with certain snakes and fishes, have skulls whose jaws and palates are not firmly fixed in place.

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 million to 230 million years ago in the Triassic Period, and went ...

Plastic waste has let common coots reuse nests year after year. Scientists have now used the trash layers to date how old nests are.

Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while others ate animals, including other dinosaurs. How big they were ...

From two weeks onwards, feather development in the embryos partially returned to normal. The chicks with the altered pathway ...

The eggshell within the egg is curled like the present bird embryo, a similarity that is again bringing the dinosaur-bird relation controversy to the fore. The discovery is of unique value, ...

Insights from this research could help scientists trying to determine whether a fossil bird, or a feathered dinosaur that isn't part of the bird family, was able to fly. More than 99% of birds can ...

For more than a century, scientists believed that a fossil of a winged dinosaur from the Jurassic Period discovered 160 years ago in Germany represented the earliest birds. Now, researchers have ...

The study, published in the journal Science, used scientific techniques that have similarly shown the colouring of various dinosaurs and ancient birds from their fossils. Advances in dinosaur ...