Young Galapagos sea lion bulls (Zalophus wollebaeki) mock-fighting in the Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Pacific humpback whale adult, Megaptera novaeangliae, competitive male, head-lunging, blow, in the Au Au Channel near Maui, Hawaii.

Adult humpback Whale (Megaptera novaeangliae) head-lunge in competitive group (possible mating behavior?) in the AuAu Channel, Maui, Hawaii, USA. Pacific Ocean.