male trimeresurus (parias) hageni's viper hagen in a steady attacking stance against a natural background

reptile animal green lizard wildlife snake amphibian turtle frog serpent nature tortoise branch crocodile male trimeresurus parias hageni's viper hagen steady stance natural background asian beautiful camouflage closeup colorful danger dangerous deadly ecology exotic eye fauna forest pit herping insularis isolated jungle macro plants poison predator rainforest reptilia reptilian skin southeast tree tropical venom venomous vertebrata vertebrate hageni commonly hagen's species subfamily crotalinae family viperidae