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Science Mammals

Monotremes Young Develop 1 Lay eggs with a tuff leathery shell
Monotremes Young Develop 2 Incubate Eggs
Monotremes After "Birth" Young Nourished by Lack Nipples, Milk Collectors, So their young lick the fur on their mother's Mammary Glands, where milk is "sweated" out
Monotremes Example Duck Billed Platypus
Monotremes Other Facts monotreme means "One Opening"
Marsupial Young Develop 1 Young Develop for a short time inside Mother
Marsupial Young Develop 2 Baby Emerges "Honey Bee Sized" and Climbs to pouch
Marsupial After "Birth" Young Nourished by And Latches on to a nipple inside the pouch, Young also develop in pouch
Marsupial Example Possum, Kangaroo, etc..
Placentals Young Develop 1 Young Develop for a longer time inside Mother's Uterus
Placentals Young Develop 2 Young Nourighed by a Placenta thru the Umbilical Cord
Placentals After "Birth" Young Nourished by After birth, young nurse on mothers's nipples.
Placentals Example Potbellied Pig, Whale, Unicorn, Human, etc
Placentals Other facts After birth, the Placenta exists the body. Therefore, the Placenta is also called the "After Birth"
4 common charachteristics of mammals 1. All have mammary glands which make milk to nourish young 2. All have hair and or fur 3. Almost all have specialized teeth 4. All care for their young
Created by: aimeebarousse