Have a good sleep at the snake cave in February.

In case snakes need to replenish energy when they hibernate, they will be bitten when they sleep inside.

Snake (scientific name: Serpenthes) is an animal under Chordata and Reptiles. The body is slender and divided into three parts: head, trunk and tail. There are no limbs or claw-like hind limbs on both sides of the transverse fissure of the lower snake. Full of scales; The head has different shapes, and the nostril is located on the snout side, but the Hydraceae species that live in the sea for life are located on the snout back; There is protective transparent skin outside the eyeball, the pupil is round, vertical oval or horizontal oval, there is no movable eyelid, and the crystal is almost spherical; The tongue is slender and forked; The premolars (only snakes in the family Serpentidae have teeth), maxilla, palatine bone, pterygoid bone and dentate bone of snakes are attached with teeth with curved tips, but the size, number and structure of teeth vary with different snake species. The tail is obviously shorter than the head.