Part of: GS Prelims and GS-III- Environment
- Swamp wallaby is a marsupial (young are carried in a pouch) related to the kangaroo, is pregnant throughout its adult life.
- It typically conceives a new embryo day before delivering the new-born from its previous pregnancy.
- Female wallabies have two uteri and two separate ovaries. At the end of a pregnancy in one uterus, a new embryo develops in the other uterus.
- Wallabies regularly have an embryo in the uterus, a young joey in the pouch, and some third semi-dependent young at foot, still drinking its mother’s milk.
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