???? ??? ???? ???? ?? ??? ??? ?????? ?? ????? ???? ??? ??? ?? ??? ?? ???? ??? ??? ???? ??? ????? ???? ???? ???? Their vocal repertoire includes a deep "oom-oom-oom" grunting in the evening and a smooth "whoo-whoo-whoo" connect with. Additionally they emit a tender warning buzz plus a loud hissing sound when threatened. Urdu utilizes formal and in