Walk, Don’t Skate: Some Fishes “Walked” Way Before Land Animals Did

SCIENTISTS STUDYING A SPECIES OF RAYS CALLED LITTLE SKATES have demonstrated that walking capabilities had developed in fishes dwelling on the seabottom millions of years before the first marine animals climbed out of the oceans to become air-breathing, leg-walking land dwellers. And they show how they moved with a video of modern little skates – little skate is the fish’s common name, not just a description – do it, utilizing a set of fins to

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Don’t Touch!

Atlantic torpedo rays aren’t your usual, charismatic touristy rays, like mantas, spotted eagles or even southern stingrays. In a way, they’re more interesting. It’s not for nothing that members of the family Torpedinidae are called electric rays. The Atlantic torpedo (Torpedo nobiliana) is one of 14 species of Torpedinidae rays worldwide that can deliver an electric shock – most producing less than 80 volts. T. nobiliana delivers up to 220-volts – probably not enough to kill

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