Gray bat (myotis grisescens). (n.d.). Retrieved from http://www.fws.gov/midwest/endangered/mammals/grbat_fc.html
Gray bat (myotis grisescens). (n.d.). Retrieved from http://www.wildlifedepartment.com/wildlifemgmt/endangered/gray_bat.htm
Gray bat (myotis grisescens). (n.d.). Retrieved from http://biology.eku.edu/bats/graybat.htm
Gray bat (myotis grisescens). (n.d.). Retrieved from http://www.wildlifedepartment.com/wildlifemgmt/endangered/gray_bat.htm
Gray bat (myotis grisescens). (n.d.). Retrieved from http://biology.eku.edu/bats/graybat.htm