Fish, like humans, are put under for surgery. An anesthetic drug is dissolved into water and the fish laid in a trough on a ...

This 375-million-year-old fish, the closest known relative of the ancestors of limbed animals such as humans, likely evolved the foundation for rear legs even before the move to land, researchers say.

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 ...

The Register spoke to Iowa immigrants, lawmakers and advocacy groups about Trump's second-term promises. Here's what they ...