California Sea Lion (Zalophus californianus) with deadly "necklace" of gill net around its neck in the Gulf of California (Sea of Cortez), Mexico.

california sea lion zalophus californianus eared seal pinniped mammal warm blooded of cortez gulf mexico animal pinnipedia sealion sealions sea lion ocean oceanic sealife marine water one alone single solitary individual polluted environmental problem strangled strangling killing wounded cruel cruelty sad mexican central america central american tropic tropics tropical northern hemisphere