A very solid history on the evolution of, and function of, the glands that give the group mammals their name. Good comparisons of other mammals and their function.

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Additional Tags

diphyodonty, growth hormone, mammary ridges, milk teeth, nipple, prolactin, teat, animal diversity web, animal diversity web: mammary glands, mammary glands, university of michigan museum of zoology, reproduction and development

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Classroom Considerations

Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)

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