Answer:
Take it and you will lose or gain more than the others.
I do not contain flesh feather or scales; yet I have fingers and thumbs.
Mr. and Mrs. Mustard have five daughters and each daughter has one brother. How many people are there in the Mustard family?
I have skin, more eyes than one. I can be very nice when I am done. What am I?
My snake-like body cracks and burns. I cause pain but pleasure too. What am I?
What is full of holes but still holds water?