Never mind. I had forgotten that there are severe performance problems related to the animals trying to get to the food that's in an inaccessible area, such as your food storage. Sigh.
EDIT: Never mind, again. My performance problems were related to my colony being walled off, not the animals... I think.
EDIT: Never mind, again. My performance problems were related to my colony being walled off, not the animals... I think.