A Matschie’s tree kangaroo born at the Bronx Zoo has started to emerge from its mother’s pouch, making its anticipated public debut. The joey is the first of its species born at the Bronx Zoo since 2008. ​​ Like their kangaroo and wallaby cousins, the majority of the newborn’s physical development occurs in the mother’s pouch. Internal gestation is only about 6 weeks. At this stage of development, the joey will spend a lot of time in his mom’s pouch with just its head sticking out. As it matures