Ok so I have two cockatiels, a girl5years old and a boy 16-15 yearsold. First we had to put them in our basement and lock them in there cage because we are painting our house. First time we see them mating my brother sees and pulls them apprt because he ddoesent knowbwhat they are doing. Seaconds time my moms working downstairs and sees um...they finish.. that day I put in a nesting box 2 days later and egg is born.. its been 1 day sence then do U think the egg if furtile. They take turns sitting on it ans poops are huge is it furtile please help!!!!