At birth, the tree kangaroo joey is the size of a jellybean, and the majority of its physical development occurs in the mother’s pouch. Joeys don’t emerge fully from the pouch for about seven ...

The Matschie's tree kangaroo is endemic to the Huon Peninsula ... After birth, the fetus-like young, called a joey, crawls to a teat located inside the mother's pouch, where it attaches itself ...

The kangaroo joey in this video is a natural at hopping, quickly jumping on his own seconds after leaving his mom's pouch Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...