A mammal of an order whose members are born incompletely developed and are typically carried and suckled in a pouch on the mother’s belly. Marsupials are found mainly in Australia and New Guinea, although three families, including the opossums, live in America.
- So the extension of the term ‘marsupial’ is the set of all marsupials: kangaroos, wallabies, wombats, and so on.
- In South America and Australia, however, marsupials continued to be an important group of land mammals.
- The egg-laying platypus and its cousin, the anteater, along with marsupials, make up the most primitive group of living mammals.
Relating to the marsupials.
- The homology of the teeth in the marsupial dentition has been controversial and there are several alternate nomenclatures.
- Many of the extinct marsupial megafauna were large, herbivorous browsers, some weighing several tons.
- When we studied all the patterns of amino-acid replacement and silent substitution, we discovered several replacements that all placental and marsupial mammals share.
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