They are growing soo fast!!! I cannot believe how quickly they grow. Guess I will need to order some more I Think my little ones are about 3 weeks or so. You all might be able to tell better than I can. Thanks for letting me share! I am not a very good indoor photographer, but I should be able to take better pictures outside this summer. Then you can see the coop I have designed and will be building for our chick-chicks.