The hummingbird may appear fragile and ephemeral — but is an example of how some bird species live longer than mammals of similar or larger size. One theory is that the skies are less populated with ...

Microscopic marvels, ocean giants, and scavengers. Meet the animals that could thrive after a worldwide disaster.

In a study based in Washington, a group of researchers determined that the male ghost shark's forehead appendage, called a ...

The MQ-28 Ghost Bat Collaborative Combat Aircraft (CCA) made by Boeing for the Royal Australian Air Force (RAAF) enters next ...

Eel movement involves stretch and pressure signals, enabling swimming, crawling, and recovery after spinal injury.

Asexual reproduction, in which females reproduce without males by cloning themselves, has been documented in multiple species ...

A spinal cord injury in most vertebrates likely inhibits locomotion and induces paralysis—not so in eels. They not only ...

A female casque-head iguana at the U.K.’s Exotic Zoo has given birth to eight babies without any male contact, a rare ...

A new fossil from Devon reveals what the oldest members of the lizard group looked like, and there are some surprises, ...

Researchers studied the male spotted ratfish's tooth-covered forehead appendage, which flares out to ward off rivals and grip ...

It was found that eels use sensory signals from their bodies, such as stretch and pressure, to adapt to their environment.

What they found is that both a chameleon and salamander use this “ballistic tongue” like a slingshot. After spotting their ...