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Specialized [[organ]]s in [[mammal]]s that produce [[milk]] to nourish the young.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> Functional glands organs are generally found in females, although in some species (such as some bats, some goats) males also are able to lactate using these glands. Mammary glands are a specialised evolution of [[sweat glands]] - an intermediate stage can be seen in [[Monotremes]], a class split from early mammals before the evolution of true mammary glands which nourish their young from unmodified sweat glands.

Specialized [[organ]]s in [[mammal]]s that produce [[milk]] to nourish the young.<ref>Wile, Dr. Jay L. ''Exploring Creation With Biology''. Apologia Educational Ministries, Inc. 1998</ref> Functional glands organs are found only in the females of most mammals including humans, although in some species (such as some bats, some goats) males also are able to lactate using these glands.

[http://www.science-frontiers.com/sf093/sf093b10.htm].

==References==

==References==