Mammals

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[] ^^KANGAROO VIDEO^^

Three Orders of Mammals: 1. Monotremes 2. Marsupials 3. Placental Mammals
 * Egg laying mammals
 * No Placenta
 * Duck billed Platypus
 * Echidna
 * Pouched mammals
 * Mainly in Australia
 * Short gestation period
 * Kangaroos
 * Opossums
 * Young develope completely in uterus
 * Nourished by the placenta
 * Longest gestation period
 * 95% of all mammals[[image:bat.jpg align="left" caption="Smallest Mammal-Bat"]][[image:541447~Australian-Kangaroo-Posters.jpg align="left" caption="Kangaroo"]][[image:human%20cloning.jpg]]