close-up of a siamese russell's viper coiled on the ground.

daboia siamensis eastern russell 039 viper siamese venomous species southeast asia southern china taiwan phobic fang long poison fear animal lethal predator background scale attack spine crawling serpent pet pets coiled herpetology asian danger thai wildlife dangerous adult wild snake phobia creepy reptile thailand lie nature poisonous carnivore vertebrate coil close-up russell#39aph39#s ground strong venom ground venom