Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Southeast Alaska, United States of America

humpback whale southeast alaska marine life cooperative behavior feeding strategy seagulls ocean wildlife adult whales megaptera novaeangliae natural aquatic predators ecosystem water nature biodiversity animal frenzy surface deep oceanic watching conservation groups food chain ecological foraging coastal environment sea species interaction large mammals flock research biology habitat tidal zone source