This study aimed to investigate the relation between interstitial glands, epithelial cords and pregnancy. The morphological and endocrine aspects of the ovarian interstitial glands of adult female bats were investigated to establish the probable function and the biological significance of this compartment in bats. Pregnant and non-pregnant adult female bats were used for the study. The females were classified according to their reproductive stages in inactive, active, pregnant, and post-lactating. | Histoarchitecture and enzyme profile study in interstitial glands of non pregnant, pregnant and lactating indian leaf-nosed bat hipposideros speoris (Schneider)