Pilot Fish (Naucrates ductor) swimming in front of mouth, reef manta ray (Mobula alfredi) with curled up head fins, Great Barrier Reef, Coral Sea, Pacific Ocean, Australia, Oceania

actinopterygii animal behavior animal behaviour animals in the wild animals animal australasia australia batoidea behavior behaviour bony fishes bony fish carangidae cartilaginous fish chondrichthyes coral reefs coral reef coral sea defensive postures defensive posture deserted dive site diving area diving locations diving location eagle rays eagle ray empty fauna fins fin fish glare glowing glow great barrier reef habitat head fins head fin headfin manta alfredi manta rays manta ray manta marine animals marine animal marine fishes marine fish mobula alfredi mobulinae mouths mouth myliobatidae myliobatiformes natural environments natural environment natural habitat nature naucrates ductor nobody no one no people oceans ocean osteichthyes pacific ocean pacific perciformes percomorphaceae pilot fishes pilot fish pisces protection ray finned fishes ray finned fish rays ray reef manta rays reef manta ray reefs reef rolled up rolled up saltwater fish sea shadows shadow shine striped stripes stripe swimming swim symbioses symbiosis underwater photos underwater photo underwater worlds underwater world under water underwater unesco world heritage site unesco world natural heritage uninhabited water animals water animal water wild animals wild animal wildlife photography wildlife world natural heritage