Urban Wildlife Biologist, Lois Balin, will give a brief presentation about Texas bats. You will then walk into an arroyo and watch bats emerge and take flight. Wear sturdy shoes. Meet at 3344 Eileen Drive. From Alabama Street take a right or left onto Mountain Walk Drive. Turn left on Evans Pl. and right on Eileen Dr. For more information, contact Judy Ackerman, 703-622-0661 or email@example.com.