The dense tropical forests, isolated mountain peaks and limestone karst caverns of the Greater Mekong region yielded a ...

The first new species was named Mylochromis rotundus after its “rounded” body and snout, the study said. Its “compressed” body can reach about 4 inches in length. It has spiky scales, “large” eyes and ...

Colorado's endangered or threatened species are seeing a mixed scorecard of listing decisions in the waning days of Biden administration.

A small team of ichthyologists at the California Academy of Sciences has discovered a new species ... in or near crevasses, close to populations of sea sponges—a clear sign that the fish is ...

"Collecting a water sample takes only a few minutes and does not disturb the fish. The method is also the most sensitive. It can provide information about which species were present in a lake or ...

Fancy fish eggs have become the latest luxury good to go viral on social media, raising questions about the future of ...

Traditionally, researchers have used nets, fishing rods or traps to determine what kinds of fish inhabit a body of water.

Key TakeawaysWhile experts know that microbes influence important processes like the cycling of nutrients through ...

The U.S. Fish and Wildlife Service plans to add the butterfly to the threatened species list by the end of next year following an extensive public comment period. “The iconic monarch butterfly ...

Manta rays aren't all we spot. There are pods of dolphins, a Bryde's whale, flocks of pelagic birds, and a fever of 15 devil ...

MAKAWAO, Hawaii — Five Hawaiian crows on Wednesday were released on Maui for the first time as part of an ongoing effort to return the species to ... including the U.S. Fish and Wildlife Service ...