What kind of chickens do i have

Question

I got 12 chickens from tractor supply and these 4 i do not know what kind the are I put a link to some pictures. I think maybe they are mixed, but if they are mixed will they still lay eggs. They are all about 5 months old

1) http://i170.photobucket.com/albums/u264/porkey20/100_3658.jpg

2) http://i170.photobucket.com/albums/u264/porkey20/100_3656.jpg

3) http://i170.photobucket.com/albums/u264/porkey20/100_3657.jpg

4) http://i170.photobucket.com/albums/u264/porkey20/100_3655.jpg

Also is it possible the the red one is a rooster

Answer 1

look them up here http://www.ansi.okstate.edu/poultry/chic...

Answer 2

Could #2 be a Rhode Island Red rooster?

Answer 3

They are so cute. Wish I could have chickens again.  

Answer 4

the first and last one look like americaunas, the second one might be a rhode island red, definitly not a rooster.., the 3rd one looks like a black giant.