(Science: zoology) A subclass of mammalia, having a cloaca in which the ducts of the urinary, genital, and alimentary systems terminate, as in birds. The female lays eggs like a bird. See duck mole, under Duck, and echidna.

Origin: NL, fr. Gr. Single _ hole.

Please contribute to this project, if you have more information about this term feel free to edit this page

This page was last modified on 3 October 2005, at 21:16. This page has been accessed 2,153 times. 
What links here | Related changes | Permanent link