Adult Sperm Whale (Physeter macrocephalus) fluke-up dive in the northern Gulf of California (Sea of Cortez), Mexico.

mammal cetacea cetacean odontocete toothed warm blooded physeter macrocephalus sperm whale physeteridae cetaceans animal odontoceti sea water ocean oceanic marine mexican northern hemisphere central america central one alone single solitary individual american tropic tropics tropical pacific dive diving tail powerful strong dramatic flukes