marsupium
/mɑrˈsupiəm/
noun
- A pouch of skin on the belly of a female marsupial, used to carry and nurse its young.
- A newborn koala crawls into its mother's marsupium to feed.
- The marsupium is a defining feature of marsupial mammals.
- The kangaroo's marsupium keeps the joey safe and warm.
Synonyms