It's called "meat meal". That can be horse, dog, cat, anything. But it's usually one of the 3 D carcasses (dead, diseased or dying) of horses, and/or euthanized dogs and cats.
On Fri, Apr 6, 2012 at 1:56 AM, Joan Croft <[email protected]> wrote: > I wonder what they called it on the label?**** > > I remember my mom telling me when I was a kid that the glue was made from > horse’s hooves. > -- Carey

