Fish are often known for their beautiful varieties of scales and their elegance in the water as adept swimmers. But what lies beneath the surface of their flashy exteriors is ...

Spanish researchers recently shared images of a deep-sea anglerfish swimming horizontally in shallow waters, capturing a rare moment with a fish not often seen by humans.

In a river of northeastern Brazil, an “armored” creature with “large” eyes paused to rest against a rock. The maze-like ...

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a tree makes in a few thick branches versus many thin ones. Trees have evolved ...