Does a duck always look like a duck and quack like a duck? Sixty-six million years ago, at the end of the Cretaceous Period, ...

Picture a primordial Earth: a world of muted browns, greys and greens. Fast forward to today, and Earth teems with a ...

Welcome to the “Which type of fish are you?” personality quiz! Fish come in all shapes, sizes, and colors, with a vast array of unique traits and characteristics. Just like fish, people come in all ...

Clownfish avoid anemone stings by lacking sialic acid in their mucus. This prevents anemones from recognizing them as prey.

Picture a primordial Earth: a world of muted browns, grays and greens. Fast forward to today, and Earth teems with a ...

When exposed to an increase in the water temperature of their habitat, zebrafish, three-spined stickleback and flounder adapt ...

Fish Fest will now be an annual event, thanks to the success of the inaugural festival on Jan. 18 at the CHamoru Village. This is according to the University of Guam Center for Island ...

The clownfish-anemone living arrangement is one of the most widely recognized examples of symbiosis. Researchers have made a breakthrough in understanding how anemonefish can live safely among sea ...

Birds evolved from small feathered dinosaurs. Based on the new discovery, the first birds arose 172-164 million years ... as well as various semi-aquatic reptiles, turtles and fish, based on other ...

Discover the remarkable bird fossil from Antarctica that is rewriting the story of bird evolution. Learn how this 69-million-year-old bird challenges previous theories.

Marine biologist Laia Valor was the first to notice the strange silhouette floating ... In the ocean’s depths, where resources are scarce, this fish has evolved to endure high pressures, frigid ...