Sailors aboard a gas tanker spotted and filmed a rare encounter with a white sperm whale near Jamaica.
Researchers discovered the fossils of two previously unknown armored marine worms named Excalibur and Shuriken.
A newly identified species of ichthyosaur had big teeth to attack large prey, possibly including other marine reptiles.
Paleontologists in Chile have found the remains of an ankylosaur that represents a new dinosaur lineage.
Haast's eagle may have hunted large prey like an eagle, but its eating habits — targeting the internal organs — were more like those of a vulture.
Some sea creatures have arms, others have tentacles and a few have both. So, what's the difference between these appendages?
A new study claims that a fossil previously believed to be the first known four-legged snake is actually more lizard-like than serpentine.
The U.K. government has included cephalopods and some crustaceans in a new bill that recognizes sentient animals.
Jumping spiders are a diverse bunch. Some are drab, while others sport a dazzling array of colors and patterns. And they really can jump.
The Australian Reptile Park recently welcomed the biggest funnel-web spider that the keepers had ever seen.
The pathogenic fungus Entomophthora muscae doesn't just kill the flies it infects; it also turns males into sex-crazed necrophiliacs.