Female whale laying on her side lifting her pectoral fins and allowing it to fall to the surface creating a big splash

whalewatchers humpback whales pectoral fins animal behaviour blowhole marine mammals tail slap flukes noisy splash communicating migration great barrier reef mating gold coast australia baleen marine research biology playful animal behaviour whale ocean breaching protected 4k blue water pacific ocean mammal marine biology tourism tourism australia wild ocean consevation global warming ocean temperature enviroment extinction hunting tail sea shepard breach flipper marine animal megaptera krill splash