Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated, paleontological discoveries and developmental biology ...

Scientists discovered the fossils of an alien-like spiked sea creature that lived more than 500 million years ago in Canada.

Sea dragons are some of the most ornately camouflaged creatures on the planet. Adorned with gossamer, leaf-shaped appendages over their entire bodies, they are perfectly outfitted to blend in with ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated, paleontological discoveries and developmental biology studies ...

Today, arthropods are the most diverse group of animals on Earth, with their appendages evolving to serve a variety of ...

The University of New Mexico Police Department announced during a press conference last week that its Small Arms Division, ...