In these shallow, ephemeral waters, species like the Mexican garter snake once carved out a precarious existence. But these highly adapted, rare animals are no match for pumping, livestock grazing, ...

Garter snakes, belonging to the genus Thamnophis, are nonvenomous snakes found in North America, known for their striking ...

The narrow-headed garter snake is a nonvenomous snake found in and near the cool, clear headwater streams of the U.S. Southwest. With its stripeless, grayish-colored body, it has been called “drab” in ...