Elephants do not wear grass on their backs.
mammoths didn't eat grass in the time it was around as it wasn't there and it did eat some bush or plant. elephants are what they evolved into why don't you try using a search enigne to see if elephants eat grass
its trunk
elephant grass
elephants eat grass and bushes
grass
Elephants don't eat seeds they eat fruits, tree leaves and grass. (the grass is occasionally)
The trunk
grass
grass
no the earth would not look nice because the elephants eat the grass and the grass will grow back.
I dont think so they eat grass so when the climate changed the grass died they will starved