Confront a child, a puppy, and a kitten with a sudden danger; the child will turn instinctively for assistance, the puppy will grovel in abject submission, the kitten will brace its tiny body for a frantic resistance.
I spoke to my dad, and he said it took close to 90 dollars to raise me. But that was me and my sister, and my sister moved out when she was 16, so sometimes it can knock you up to triple digits to raise a kid.