Close-up view of a lionfish (Pterois volitans), Gorontalo, Indonesia, Southeast Asia, Asia

actinopterygii animal animal behavior animal markings animal themes animals in the wild aquatic blue background close up color image danger day deadly fear fish flaring front view full length gorontalo horizontal ichthyology indo pacific ocean indonesia lionfish nature no people one animal osteichthyes outdoors photography poisonous protection pterois volitans scorpaenidae scorpionfish sea life southeast asia species spiked spine stinger striped sulawesi swimming tropical fish undersea underwater venomous zoology