Extreme close up shot of a carnivore yacare caiman resting in swampy lake capturing the details of its skin and eye at ibera wetlands, pantanal natural region

alligator crocodile caiman reptile head pantanal eye wildlife swamp predator close up alligatoridae animal species conservation carnivore wetland detail dangerous ibera jacare nature hunter fauna ecosystem reserve yacare natural aquatic habitat wild amazon brazil region tropical extreme south america rest skin wilderness lake argentina water idle rural river countryside biosphere ecosphere