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

amblrynchus cristatus espanola island endemic species reptile animal behavior biodiversity wildlife nature habitat vegetation flora ecosystem color adaptation natural camouflage red seaweed coastal terrestrial environment conservation south america iguana habitat galapagos islands unique fauna natural setting ecological balance endangered species evolutionary traits geological heritage fauna exotic wildlife biodiversity hotspot terrestrial ecology reptilian species natural environment exotic ecosystems adaptation strategies ecological diversity wildlife observation field biology marine ecosystems island biodiversity ecological systems