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 ...

Fish come in so many different shapes and sizes ... VOICEOVER: "Fish all live in water - some in the salty sea, and others in fresh water lakes and rivers. They breathe through gills, little ...

Miles below, a deep-sea fish approached the camera’s bait ... Sure enough, the clips showed four different fish species swimming backward to navigate “obstacles on the seafloor,” such ...