Selenium is good for the feet.
I have absolutely the same one! With make up! In fact, I have 3 of these and their backs are the same as yours. I also bought eggs for cheap from some people, I didn't see the hens/rooster, so I have not seen the parents. Let me know if you find out what breed...
@serenity8327 please do get rid of that newspaper ASAP:eek: ! It is slippery and it is sometimes causing splayed legs. Put wood shavings, kitchen/toilet paper towels. I have bed pads (like those for babies or elderly people) + wood shaving on the top. If you have none of these even a little bit...
I haven't looked at the picture and I don't know the situation but I've had chicks like that. They just sleep under the bulb in the brooder for 1-2 days, they don't move and eventually slowly they start moving and walking and are fine.