Preview Sperm whale. (Physeter macrocephalus). The tail of a sperm whale showing the sloughed skin typical of this species. Caribbean. Image ID: 931-74 Artist: Christopher Swann Purchase a commercial license Buy framed prints & more from our print store sperm whale physeter macrocephalus fluking fluke diving tail sperm whales sloughed skin caribbean one animal single lone mammal cetacean close up close ups close ups close up sealife sea life full frame