Elephant
A hippo comes a close second, unless you want to include whales, and there isn't anything fatter than a blue whale.
the fattest man on earth is 1215 pounds
NO!!
America
Narnia.
He is 42 as of 2008.
You, you big fat idiot.
Earth+Mammal=Shrew
The Blue Whale is the largest mammal on the Earth.
The fattest cow(10,000 pounds)
one advice: keep eating HAGHA
esteban solano way 1000 pounds his my friend ;(
The blue whale is the largest mammal on earth.