California Gray Whale (Eschrichtius robustus) mother and calf in the calm waters of San Ignacio Lagoon, Baja, Mexico.

california gray whale eschrichtius robustus grey mysticete ballena gris baleen mammal cetacean cetacea san ignacio lagoon migration mexico warm blooded marine sea ocean oceanic water mexican central america central american tropic tropics tropical northern hemisphere swimming head calves young baby babies juvenile offspring inquisitive inquiring two pair mother female parent parental care family families cetaceans mysticeti balaenoptera eschrichtidae rorqual