Juvenile Galapagos brown pelican (Pelecanus occidentalis urinator), smallest species of pelican worldwide, feeding in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

juvenile pelican feeding behavior galapagos islands wildlife marine life birds nature pelican habitat coastal waters endemic species south america animal behavior aquatic feeding ecosystem natural environment avian species pelican population birdwatching coastal ecology wildlife conservation juvenile birds bird identification marine ecosystem avifauna pelican diet feeding habits natural habitat ornithology pelican characteristics aquatic birds conservation efforts biodiversity wildlife observation ecosystems pelican nesting ocean life coastal regions feeding frenzy bird conservation wildlife tourism migratory behavior tropical birds natural history