Oases in the desert, Southwestern streams are among the most delicate ecosystems on the planet. In these shallow, ephemeral waters, species like the Mexican garter snake once carved out a precarious ...

Iowa has 28 species of snakes, five of which are venomous. Snakes form a key part of the ecosystems they inhabit, helping to keep populations of mice, squirrels, other small animals and even insects ...

Listed as endangered since 1967, San Francisco garter snakes are found only on the Peninsula and in northern Santa Cruz ...

An undeveloped parcel of land owned by San Francisco International Airport is home to a thriving population of an endangered snake species, a recent study revealed, CBS San Francisco reports. The ...

Two New Mexico river snake species nearing extinction were the subject of a lawsuit filed by a conservation group challenging reductions in habitat land set aside by the federal government for both ...

There are over 1,300 endangered or threatened species in the United States today. But many, though teetering on the edge of extinction, safely live on millions of acres held in trust by the federal ...