blue ring octopus on reef in indonesia

adventure animals beautiful biodiversity biology blue camouflage cephalopod color coloration colorful conservation coral crawls dangerous diving earth ecology ecosystem environment evolution explore habitat hapalochlaena indonesia invertebrate islands komodo landscape lesser lunulata marine most national natural nature ocean octopus pacific park reef research ring scenery scenic science scuba sea seascape snorkeling species sunda this tourism travel triangle underwater vacation venomous warning water wild wilderness wildlife