FAST FACTS

Mammals

• There are nearly 4,500 species.

• Mammals are very diverse and include plant - eaters,insect eaters, meat-eaters,   and omnivores (who eat everything).

• Mammals are found on the land, in water,and in the air.

•  There are five species of egg-laying monotremes, such as echidnas.

•  There are 292 species of pouched marsupials, such as the koala.

•  The remainder are placental mammals (young develop inside their mother's             uterus),such as hyenas and humans.

•  Nearly half of all mammal species are rodents.

•  Around one-fifth of all mammal species are bats.