Coccidosis?

[Farmlife365]

We have a chicken that has been lethargic and when she pooped it was a yellow paint like substance. We are wondering what that is and how much Corid would you give one chicken?

 

[Farmlife365]

She’s really warm as well, she will drink water but not eat. This morning when I went down to feed she was still on the roost just sitting there