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

galapagos sea lions zalophus wollebaeki young bulls mock fighting behavior marine life south america wildlife unesco ecuador islands animal behavior playful nature interactions coastal habitat biodiversity mammals aquatic animals conservation playful sparring ecosystem habitat natural behavior marine mammals fauna tourism adventure wildlife watching aquatic life animal interactions natural environment conservation areas ecological tourism coastal ecosystem marine sanctuary endemic species wildlife protection unique ecosystems animal antics playful animals young sea lion bulls