A new study authored by members of the U.S. Forest Service, Colorado Parks and Wildlife and University of Wyoming looks at ...

Killifish, or egg-laying toothcarps, are known for their ecological adaptability and species diversity. Two families of ...

The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a study published in ...

Other videos showed two species of cusk eel, Bassozetus sp. and Barathrites iris, swimming tail-first away from the camera with the help of top fins. “After the backward escape maneuver, the fish ...

Koi fish have got a lot going for them. "[They are] not only a pet, but also art," says Taro Kodama, president of Kodama Koi ...

Cloud-watchers can talk all about the interesting shapes they've noticed over the years. They may have been gazing out the ...

Discover why crappies migrate to deep water in winter. Learn how zooplankton behavior and lake structure help you locate and catch panfish this season.