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 ...

The teat will expand in the joey’s throat to keep them in place until they can suckle on their own at around two months old.

It has to be, because the joey inside is not your average baby. An adult male red kangaroo can stand over 1 1/2 meters tall and weigh 90 kilograms. That's larger than a grown man. But the newborns ...

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 ...