Humpback Whales (Megaptera novaeangliae) cooperatively "bubble-net" feeding in Chatham Strait, Southeast Alaska, USA

humpback whale cetacean mammal rorqual baleen mysticete southeast alaska pacific megaptera novaeangliae plates mammals balaenoptera oceanic sea cetaceans mouth mouths head heads jaws tongues close up close ups close up close ups alaskan united states us america american north americ north american feed food eat eating forage foraging surface cooperation co operation teamwork action