To some degree, beauty is in the eye of the beholder — a fact ... for determining what the creepiest animals are, there’s no shortage of scary animals who manage to distinguish themselves ...

Eyes that glow in the pitch-black night make for many a scary tale. But why do some animals' eyes glow at night? "A lot of the animals we see, especially the ones that go out at night, have a ...

Big teeth, beady eyes, and spiky skin might scream danger, but not all creatures that look like nightmare fuel are out to get you. Some of nature’s creepiest-looking animals are total softies ...

Such scary animals, ranging from deadly poisoners to ... horn-like protrusions, and large lidless eyes give it a demonic appearance. Werewolf cat (Lyoki) Resembles a werewolf due to irregular ...

The animal kingdom is chock-full of critters that look like something out of a nightmare. Although some of them have earned their bad reputations, others are far less frightening than they seem.

The biggest, scariest predator of the ancient Cambrian oceans just got a lot more menacing: Researchers have found a pair of fossilized eyes that show the beast had excellent vision. "The animal ...

Image via the Ever So Strange Animal Almanac A group of scientists found a new fossil of this beast which preserved the structure of its stalked, compound eyes. These eyes, like those of ...

Take sarcastic fringehead fish, which can look pretty darn scary ... Slits in its eyelids allow the animal to detect movement without opening its giant yellow eyes. This South American insect ...