Monotremata
(mon´ōtrē´m
t),
n the lowest order of mammals, including animals that lay eggs similar to those of reptiles, and nourish their young by a mammary gland that has no nipple, in a shallow pouch developed during lactation. The only living representatives are the spiny anteater and the duck-billed platypus.
t), n the lowest order of mammals, including animals that lay eggs similar to those of reptiles, and nourish their young by a mammary gland that has no nipple, in a shallow pouch developed during lactation. The only living representatives are the spiny anteater and the duck-billed platypus.
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