Yes.
It's not as coarse as men's, but they have do as much hair as men.
so that we can shave them
cause you dont have a head
yes.
diving beetle
yes they have tiny millimeter hairs on their legs.
yes. they hear by using the hairs on their legs.
They are like feelers on snails
Yep amount varies
hairs to grab uneven edges
The hairs on a spider's legs are used primarily to smell. Spiders don't have ears, noses or taste buds, so they rely on these hairs to sense their surroundings, if something is moving nearby, and if something is edible. These hairs are called thrichobotria.
According to Animal Planet, ladybugs have six legs.