What? That's not right.
Spider x Pied = 50% spiders that're 100% het pieds, 50% het pieds.
Spider 100% het pied x pied = 25% spider het pied, 25% spider pied, 25% pied, 25% het pied. ((that SHOULD be right, but...XD yah, I might've made a mistake.))
XDD well, I was slow and mistaken...I kept looking at it going, "man, something's wrong with that..."