After seeing the role and function of the bat on an ecosystem compared with the losses, it can be said that the role and function more than the disadvantages. Therefore, to preserve the presence of bats is essential to maintain the sustainability of an ecosystem that provides benefits for humans.
Surveys and studies conducted bySARANAPOKER.COM AGEN TEXAS POKER DAN DOMINO ONLINE INDONESIA TERPERCAYA the diversity of bats ICRAF in 2005 and 2007 in two provinces namely Muara Bungo, Jambi and Batang Toru, North Sumatra. Meanwhile, in the types of fruit bats) in Rubber Agroforestry 2010 survey conducted in the area of rubber plantation owned by PT. Bridgestone Simelungun, North Sumatra and in 2011dilakukan by Flora Fauna International Indonesia Programme (FFIIP) in the village forest area Merangin District, Jambi. From these activities, 45 species of bats found in agroforestry gardens and forests of Sumatra, 15 of them are kind of Megachiroptera (fruit eaters).