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

humpback whale megaptera novaeangliae southeast alaska ocean marine life wildlife sea fish cooperation feeding behavior seabirds natural aquatic mammals biodiversity nature ecosystem oceanic blue water teamwork hunting underwater behavioral ecology environment conservation biology pelagic foraging prey cetaceans observation coastal waters north pacific migration frenzy surface activity watching abundance animal birds