Darwin's Devices


Along with his students and collaborators, John Long explores the workings of animals.  Critters that swim are particularly difficult for him to ignore.

John’s had the great fortune to study these glorious and gorgeous swimmers:  Atlantic hagfish, arowana, bichir, blue marlin, bowfin, clearnose skate, engineerfish, lesser electric ray, longnose gar, marine lamprey, mosquitofish, rainbow trout,  saddleback dolphin, smooth hound shark, spiny dogfish shark, white sturgeon, and zebrafish.

Drepanaspis, a fossil fish nearly 400 million years old, is a jawless swimmer from the Paleozoic seas that we’ve modeled with our robots –>

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