Bat Conservation International is hosting a Halloween bat house building opportunity at the Congress Ave Bat Viewing Area at 305 Congress Ave., Austin, Texas from 11:00 A.m. – 2:00 p.m. on October 31, 2015. Volunteers will be joining in with Volunteers across North American to attempt to build the most bat houses built in one day. Cost for a bat House kit is $25. Instructors will be present to assist Volunteers with building and to advise where and how to place their bat house. Please register by contacting Dianne Odegard at [email protected]. Also contact Dianne for additional information. Volunteers are also needed to assist in kids activities such as making and coloring masks. Its all for the bats.