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

humpback whale megaptera novaeangliae cooperative feeding southeast alaska summer marine life ocean wildlife zooplankton fish natural behavior cetaceans swimming surfacing technique aquatic mammals habitat ecosystem biology watching group underwater strategy predator trapping coastal waters biodiversity conservation public awareness nature adult whales teamwork environmental science oceanography mammal north pacific foraging animals