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description![]](/static/images/flourish.gif)
First sentence: Milk is the secretion of the mammary gland of female mammals (over 4000 species), and it is often the sole source of food for the very young mammal.
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description
First sentence: Milk is the secretion of the mammary gland of female mammals (over 4000 species), and it is often the sole source of food for the very young mammal.
Table of contents
No table of contents available
