Evolution has turned out bizarre and baffling creatures, such as walking fish. It only gets weirder from there. Some of these fish not only walk on the seafloor, but use their leg-like appendages to ...

The rockhead poacher is an odd fish whose name might hold dual meanings. The tiny creature is covered in bony armor and has a lumpy, rock-shaped head with a relatively large pit. Researchers have come ...

Something very freaky is lurking in the deep waters off the California coast. Researchers aboard a deep sea vessel spotted a barreleye fish and captured the rare sighting on video. The bizarre-looking ...

A mysterious ailment causing fish in the Florida Keys to spin in circles has touched off a frantic race to find the cause and save an endangered species before it’s too late. Eight months into ...

BIG PINE KEY, Fla. — A marine mystery has researchers searching for answers in the Lower Florida Keys. Since December, 20 critically endangered smalltooth sawfish have been reported dead, according to ...

A rare monster-like fish has washed up on the shores of Crystal Cove Park in California, surprisingly the second one to be found at the park in the past few years. “Guess who washed up just in time ...

(CNN) — Researchers on an expedition in Peru have discovered 27 animal species new to science – among them a “blob-headed fish” and a type of semi-aquatic mouse. The survey was conducted by ...