A metallic ball.
Yes, because once they die a decomposer like a worm will eat it and turn it back into soil and the soil will have more nutrition in it.
It is most likely a Armadillidiidae. Commonly know as a "doodlebug", "pill bug" or "roly poly".http://farm3.static.flickr.com/2154/2045280338_4ff1fac89e.jpg
it look like a round worm
it looks like a normal worm there's no difference
a bit like a worm
They look like a snake.
A rattlesnake.
it is ugly
because they look like worms accept they are grey and herbivore. (plant eater)
a willy worm looks like a catarpillar with black "spikey fur"
It looks like a flying red worm
Worms have 5 harts. If you can you can get a worm and get something sharp (like a shovel) you can cut the worm as many times as you can, (like 5) then look at the worm WE have tried this and so I warn you if you don't want to see all of the pieces wiggling don't look). NOTE: DO THIS WITH A LIVE WORM>