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 ...

Kangaroos are the largest marsupials alive today. The largest species of kangaroo (by weight) is the red kangaroo, which can stand more than five feet tall-not including a three-foot-long tail-and ...