Nature curiosity: Why do marsupials have pouches?

For marsupials, only adult females have pouches, and they serve an important role in the reproductive process. 

Marsupial Life History

What is the inside of a kangaroo pouch like? - Quora

Meet the tiny Patagonian monito that is a 'living fossil' from the ancient past - KESQ

What's inside a kangaroo pouch?

Rock Run Rookery Preserve

Kangaroos are baby-making machines, Reproduction

The climb to the pouch begins in utero

Discover the fascinating world of kangaroos in Why Do Kangaroos Have Pouches? This educational and engaging children's book takes young readers on

Why Do Kangaroos Have Pouches?: Why Do Kangaroos Have Pouches?: Exploring the Fascinating World of Marsupials

Curious facts about Kangaroo – ESNAF TOYS®

How Did Kangaroos Get Their Pouches? » Science ABC

Marsupial - Easy Science

15 Wonderful Wombat Facts About the Unique Marsupial

What do you call a baby kangaroo? - Studying Engineer

Kangaroo - Adaptations, Locomotion, Socialization

Discover the fascinating world of kangaroos in Why Do Kangaroos Have Pouches? This educational and engaging children's book takes young readers on

Why Do Kangaroos Have Pouches?: Why Do Kangaroos Have Pouches?: Exploring the Fascinating World of Marsupials