Over 20 million bats live in the Bracken Cave in Texas, the world's largest colony of bats.

Over 20 million bats live in the Bracken Cave in Texas, the world’s largest colony of bats.

Bracken Bat Cave, which is located right outside of San Antonio, Texas is where you’ll find one of the world’s largest colony of bats. Approximately 20 million Mexican free-tailed bats make the cave their home during the summer months.

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