Galapagos shearwater (Puffinus subalaris) nesting in lava nook in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

galapagos shearwater puffinus subalaris nesting behavior lava nook galapagos islands endemic species wildlife seabird rocky habitat nature ecology conservation environmental study avian species marine life island ecosystem breeding ground natural behavior genetic research biodiversity volcanic rock nesting site flightless bird coastal bird migratory patterns feeding habits endangered species wildlife observation unique adaptation oceanic birds wildlife sanctuary ecological significance natural habitat coastal environment ornithology ecological niche avifauna natural history geological features animal behavior species differentiation mtdna research nesting colonies birdwatching natural protection species conservation habitat preservation ecological balance animal habitats