Red Fish Blue Fish, a specialized online fish retailer based in Washington State, has expanded its inventory to include tropical freshwater fish species. The company, which is focused on rare and ...

Antarctic icefish are famous for living without red blood cells, but they are not alone. A species of needle-shaped, ...

Stefan Lovgren writes on how freshwater fish from the Arctic to Africa are endanged by climate change and the unpredictable ...

Using an evolutionary map and CT (computed tomography) scans, an international team of researchers has identified eleven fish species that are able to walk on land. The cave angel fish is a rare, ...

From polygamous tree toads to heavy stick bugs, this year’s extensive new species discoveries are changing the way we see our ...

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.

A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat ...

Human civilization wouldn’t be where it is today if we hadn’t domesticated animals to be either loyal and cuddly or dumb and tasty. Now, researchers in Australia have discovered what they claim is the ...

The strict regulations of the Endangered Species Act inhibit development and “energy domination,” the Trump administration claims.

Children's Aquarium Dallas said that several nurse sharks, a large green moray eel, many lesser-known fish, crustaceans, and ...

Shortly before 7:45 a.m., the slaughterhouse workers trudged inside the nondescript building at the end of a dirt road and headed to what they called the "kill floor." There, when no one was looking, ...