Here is something I had found on another thread that someone posted. (Just to warn you, it shows pictures of different types of chicken poo.) I found it to be very helpful to understand good and bad poos. I wonder if ours is the "Coral Coloured Urates". hmmmm
Actually, I have noticed the same thing in my roost poop catch. I didn't really think anything of it until I read your post. I did recently have a sick chicken who I believe may have had sour crop. She is just about 12 week old. I found her sitting behind the coop by herself while her sisters...