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science hw

monotromes young develop 1 lays eggs with tuff leathery shell
monoromes young develop 2 incubates eggs
monotromes young nourished by: lack nipples, so their young lick the milk thats sweated out.
monotromes example duck billed platypuss
monotromes other fact it means one opening
marsupial young develop 1 they develop for short amount of time in mother
marsupial young develop 2 baby emerges honey bee sized and goes to pouch
marsupial after birth young norished by nipple inside pouch
marsupial examples possum kangaroo ect
placentals young develop 1 they develop for longer inside mothers uterus
placentals young develop 2 young nourished by a placental thru the umbilical cord.
placentals young nourished young nurse on mothers nipples
placentals example potbellied pig, whale, human ect.
placentals fact after birth, the placental exits the body. therefore, the placental is also called the "after birth"
Created by: JOE COOL!