Denticles and denticulate platelets belonging to internal structures of Phlebolepis elegans Pander, along with two new types of scales, are described for the first time. Large fragments taken from ...

Add Yahoo as a preferred source to see more of our stories on Google. It is often said that nature is red in tooth and claw — that’s readily apparent from a viewing of Ocean Predators — but that ...

The biggest sharks in the world have tiny teeth all over their eyeballs, scientists have discovered. In analyzing the eyes of whale sharks, which can reach up to 60 feet in length, researchers found ...

Whale sharks — which grow to an enormous 40 feet — have teeth on their eyeballs, according to a new study titled “Armored eyes of the whale shark.” They also have retractable eyeballs, the same study ...

Many experts have long touted the benefits of covering surfaces in shark skin-like ridges called “riblets” because the technology has been purported to significantly reduce drag. But a new study in ...

At first glance, a shark's skin may seem smooth and sleek. Upon closer inspection however, shark skin has tiny scales called denticles that can help it swim faster in the water. An adult shark has ...

Razor-sharp scales on their skin seem to make it easier for sharks to race through the water, by generating whirlpools that help pull them along, researchers say. This research eventually could lead ...

The ancestors of toothless, modern frogs and salamanders had a full array of teeth, researchers have found. The ancient frogs had large fangs and thousands of tiny hook-like structures called ...