Side View of Bamboo Pit Viper Tongue-flicking - close up

side view bamboo pit viper tongueflicking close up head green snake bamboo pit viper wildlife animal dangerous reptile venomous danger venom tree nature fauna predator insularis arboreal rare nocturnal endemic trimeresurus wild pitviper albolabris komodo colorful deadly poison eye exotic scales septentrionalis forest tropical reptilia nobody no people habitat behavior nat geo national geographic natural environment