If you have troubles with your chooks sitting on top of your waterer and pooping down the sides, into the water, then try this: get a big funnel from the dollar store or auto supply store and tie it on to the top - think of it as a big pokey hat. works like a charm!
Now if I could only figure out how to keep the heated dog bowl I use in the winter clean and free of debris!
Now if I could only figure out how to keep the heated dog bowl I use in the winter clean and free of debris!