Wildlife Removal in San Antonio: Rattlesnakes, Bats & South Texas Wildlife

San Antonio sits at the ecological boundary between the South Texas Plains and the Texas Hill Country — two distinct ecosystems that together support a wide variety of wildlife. The nearby Bracken Cave, 30 miles north of the city, hosts the world's largest bat colony (15–20 million Mexican free-tailed bats). The San Antonio River, Medina River, and Leon Creek run through the metro. The Hill Country to the north and west provides rocky terrain for rattlesnakes and ringtails. The result is a city with more wildlife diversity than most Texas metros, and more wildlife pressure on homes.

San Antonio's warm climate means snakes are active for most of the year — March through October at minimum, with encounters possible in any month. Four venomous species are found in the area.

Western diamondback rattlesnakes are the most common rattlesnake in the region and are found throughout Bexar County. They're the largest rattlesnake in Texas and can reach five feet. Encounters in yards, garages, and near foundations are common in neighborhoods bordering open land.

Copperheads are found in wooded creek corridors throughout the city — the San Antonio River, Salado Creek, and the numerous smaller waterways that drain the Hill Country.

Cottonmouths are found near water throughout the metro. Any dark, heavy-bodied snake near a retention pond, drainage ditch, or creek should be treated as a cottonmouth until proven otherwise.

Texas coral snakes are found in wooded areas throughout the region. They're shy and rarely encountered, but their venom is neurotoxic and serious.

The proximity of Bracken Cave means San Antonio has a higher ambient bat population than most Texas cities. Mexican free-tailed bats roost in buildings, under bridges, and in wall voids throughout the metro. Texas Parks and Wildlife Code prohibits exclusion from June 1 through July 31 (maternity season). Outside that window, exclusion can be performed year-round.

Signs of bats in your home: brown staining around small exterior gaps, squeaking sounds at dusk and dawn, guano accumulating on exterior walls, and bats emerging from the roofline at dusk.

Armadillos are a significant yard pest throughout South Texas that often gets less attention than snakes or raccoons. They dig for grubs and earthworms with impressive efficiency, leaving cone-shaped holes across lawns and gardens. More seriously, burrows under foundations, driveways, and sidewalks remove soil support and can cause cracking and settling over time. A single armadillo can excavate a burrow system that extends several feet under a concrete slab.

San Antonio's warm climate means raccoons breed year-round. There's no predictable safe window for exclusion without first assessing whether young are present. Every removal starts with an assessment of the situation.

Call (800) 319-1556 for a free inspection. We serve Bexar County and surrounding areas.

View our San Antonio service page for more information.