Six species of colonial bats are known to occupy structures in Texas:
- Big brown bat (Eptesicus fuscus)
- Cave myotis(Myotis velifer)
- Eastern pipistrelle, tri-colored bat (Pipostrellus subflavu)
- Evening bat (Nycticeius humeralis)
- Mexican free-tailed bat (Tadarida brasiliensis; subspecies: T. b. Mexicana and T. b. cynocephala)
- Southeastern myotis (Myotis austroriparius)
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- Big brown bat (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
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- Cave myotis (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
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- Eastern pipistrelle (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
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- Evening bat (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
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- Mexican free-tailed bat (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
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- Southeastern myotis (Copyright photo by Merlin D. Tuttle, Bat Conservation International, www.batcon.org)
