They do not have leg but they can move fast.They can open their mouths really wide.

问题描述:

They do not have leg but they can move fast.They can open their mouths really wide.
是什么动物

蛇,snake/^\/^\_|__| O|\/ \_/ \\____|__________/ \\_______ \`\ \ \| | \/ / \/ / \\/ / \ \/ / \ \/ / _----_ \ \/ / _-~-_ | |( ( _-~_--_ -_ _/ |\ -____-~_-~-_ -_-~/-_ _-~-_ _-~--______-~-___-~