WHAT DOES A FERTILE TORTOISE EGGS LOOK LIKE - AN OVERVIEW

My son's veiled chameleon is having problems laying eggs she has misplaced alot of weigh and her color differs what can we do that will help her she would seem really weak not performing like she applied much too. Do you have got any recommendations on what we could do it's his first time with chameleons Selling eggs is rude?????????? Not that it