head of a snake; human smuggler

snake venom

snake's tongue

Shedao or Snake island in Bohai sea 渤海 off Lüshun 旅順|旅顺 on the tip of the Liaoning peninsula, small rocky island famous for snakes

Year of the Snake (e.g. 2001)

viper

cobra

python; boa

rattlesnake

lit. beat the grass to scare the snake (idiom); fig. to inadvertently alert an enemy; to punish sb as a warning to others