Schools of fish are mesmerizing examples of collective animal behavior. Thousands of individuals move in near-perfect ...

Humpback anglerfish typically are found at depths of up to 1,500 meters below the water's surface, where there is little to no sunlight.

The flashlight fish is not alone in using bacteria as light factories. Similar organs housing bioluminescent bacteria are found in deep sea anglerfishes and ponyfishes, too. In fact, a 2016 study ...

We see color because photoreceptor cones in our eyes detect light waves corresponding ... revealed that the pineal organ of bony fish detects colors using a different mechanism than that of ...