These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

Add Yahoo as a preferred source to see more of our stories on Google. A rare oarfish found at Ocean Beach on Tasmania's west coast. (Photo credit: Sybil Robertson) In two separate incidents this week, ...

Some aquarium fish carry price tags that could challenge high-end gadgets, luxury cars, and even some small homes. Yes, you read that right! These tiny beings swimming gracefully in a tank can be ...

With under 40 pupfish left in the wild, these are possibly the rarest fish on the planet. The Devils Hole pupfish have existed in isolation for thousands of years in an extreme environment where few ...

Nathan Hurner/U.S. Fish and Wildlife Service via AP U.S. wildlife officials want to extend federal protections to a rare Nevada fish that environmentalists say is “barely clinging to existence" ...

The Massachusetts Endangered Species Act protects four endangered species of fish from "take," which pertains to capture, ...