The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

amblrhynchus cristatus galapagos islands volcanic rocks basking endemic species wildlife ecology nature reptiles sunny day tropical climate conservation biodiversity island ecosystem charles darwin unique habitat lizards cold blooded animal behavior threatened species natural environment marine reptiles coastal habitat feeding sunbathing physical adaptation ecosystems ecology preservation sustainable tourism scientific study habitats volcanic landscape natural wonders marine life aquatic reptiles terrestrial reptiles endemic fauna conservation efforts ecological balance subtropical region wild animals south america ecosystems variety wildlife observation natural history geological formations iguana species