Answer:
Die without me, never thank me. Walk right through me, never feel me. Always watching, never speaking. Always lurking, never seen. What am I?
When I point up, it's bright. When I point down, it's dark. What am I?
I have more shoes than anybody, but less feet than everyone. I am met in the morning, but departed in the night. I may shake as if I'm angry, but I won't bite. What am I?
I am the thing that is used to make your weight. What am I?
I am not very commonly found! Only in some rainforest! I have an odd number of toes! I'm very lazy and hang upside down!
No matter how little or how much you use me, you change me every month.