Every year, more than 340,000 people visit the Barton Springs swimming hole in Austin, Texas. Few swimmers realize they're taking a dip in the home of one of North America's most endangered species — ...

Nestled in Zilker Metropolitan Park, Barton Springs Pool has been a favorite swimming hole for locals and out-of-towners for generations. Native Americans used the springs for thousands of years ...

The specific name sosorum comes from the acronym used for the Austin environmental group Save Our Springs (SOS) Alliance. Eurycea has no known origin but is thought to be mythological in nature.

The walk takes you through the Barton Hills National Nature Reserve, past Barton Springs, and offers incredible views across the chalky landscapes. Along the way, there’s plenty to see ...