Sharks are often viewed as solitary, but a new study—carried out on the Shark Reef Marine Reserve in Fiji—has found that rather than mixing at random, bull sharks have "active social preferences" and ...

Invasive Monsters are the so-called guards of rare Endangered Species dens, and you must repel them in order to get that precious, sought-after Endangered ...

The chain catshark may look like any other shark in daylight, but under blue light, its skin glows neon green. Here’s a breakdown of this remarkable adaptation.