Abstract

• Reproductive behaviours of Pteropus giganteus was conducted at Municipal compound in Pyay Township from July, 2018 to June, 2019. A total of 469 copulations were observed consists of more than 2300 individuals of both sex. During day they take rest in roosting trees. The maximum number of pairing were observed in September.Courtship displays and copulatory behaviours were observed throughout the day at the dirunal roost. Two modes of copulatory behaviours (frontal and dorsal) were observed during copulatory of P. giganteus. During copulation of P. giganteus and also used auditory, olfactory and tactile communications during pre and post-copulation period. The bats were more active before 12:00AM and reproduced single individuals. The lactating females retained their pups with them until the latter become three months old.