They are also called the "wood louse". They eat cellulose (dead plant matter).
Yes, but they eat plant seeds and vegetables.
Yes.
yes
Pillbug
Two
It falls under Isopoda -- "Shelled" crustaceans with 7 pairs of legs.
3
Around 300,000,000 years.
If my hypothesis was that the pillbug would be attracted to applesauce and it indeed moved toward the applesauce, I would conclude that my hypothesis is supported by the observed behavior. This suggests that the pillbug is attracted to the substance, indicating a potential positive response to the applesauce. However, further experimentation would be needed to confirm this attraction and rule out other factors.
Nothing. They're terrestrial.
Search "sowbug" or "pillbug" to view.
In dark and sheltered spots in your garden.