- You know how they use pig hearts for humans sometimes could they use sheep brains?
- how come people act the way they do?
- Do you think that the earth was created just for humans or it is just a coincidence that everything is just right?
- how do you know how do you know the life span of a star is if we haven't even been around for millions of years?
- What purpose does chocolate serve to us humans? Is it at all useful to other animals?