Kangaroos and other marsupials have a special pouch — called a marsupium — for carrying their babies, because their young are particularly small when they're born. ... Since pouches are for babies to stay in, only female kangaroos have them. Male kangaroos who want pockets simply have to wear pants.

What is the purpose of a kangaroo pouch?

Kangaroos and other marsupials use their pouches like opossums, to carry their babies and allow them to nurse while still remaining mobile. Kangaroos and koalas have just one baby at a time, but others, like wombats, give birth to litters of offspring.

Are kangaroos born with a pouch?

Are female kangaroos born with a pouch? Female kangaroos are not born with a pouch, the pouch develops when the female kangaroo grows up. When a young kangaroo is born, it is an extremely undeveloped fetus called joey. It is blind, hairless, and the size of a jellybean.