U.S. Fish and Wildlife Service

Over 1,000 river miles in Central Texas have been designated as critical habitat to protect the mussel species.

According to the federal wildlife agency, this newly acquired land is a major stopover area for migratory birds. It will now be added to a nearly 70,000-acre wildlife refuge.

Humans only knew about the San Marcos gambusia for about 10 years before it allegedly disappeared from its only known habitat.

The Save Our Springs Alliance hopes protections for the Pedernales River springs salamander will restrict development in the area around Hamilton Pool, where developers are planning to put in new subdivisions.

The U.S. Fish and Wildlife Service said other species are "higher priority" for listing as threatened or endangered.

Environmental groups are suing the Trump administration to secure federal protections for a reptile that makes its home among the shinnery oak sand dunes…

Three environmental groups are suing the Trump administration to secure federal protection for lesser prairie chickens.The birds, which belong to the…