The love of money is the root of all evil not just the value of money. We all need it but not at the expense of a life. As for hunting animals, that's just a natural & normal instinct. If you're trying to compare human killing to animal killing, those are 2 different subjects.
because humans are selfish, petty, and conceited. lazy too. its easier to take from the weak than be strong and earn it yourself. that is why the aliens will not reveal themselves. (you can end every every answer with that sentance)