Taiwan small-headed snakes mainly eat the eggs of other reptiles. They are accustomed to living in plains, hills, and mountainous areas. They are commonly found in shrubs, rock piles, grasslands, dense and humid forests, farmland, mountain roads, and vegetable gardens. They are also occasionally seen in Open areas or houses, nocturnal, slow movement.

And it is easy to recognize them, Taiwan small-headed snakes are swimmers A species of snakes of the genus Viperidae, they have black-brown wavy horizontal stripes at equal distances on their backs, about one scale wide.