Mark Purdey animal feed dates back to at least 1926. In the 1970s attention was directed within MAFF to the danger that this practice would result in the spread of infectious diseases. The diseases considered were those caused by conventional viral and bacterial organisms. No consideration appears to have been given to the risk that scrapie might be recycled in sheep, or even transmitted to other farm animals. This may seem surprising. The answer probably lies in the fact that half a century had elapsed without any indication that animal feed containing ovine protein was infecting sheep or any other animal." Purdey
Animal cracker popular, the Austin variety has similar nutritional content and animal shapes. The Austin product is labeled under the name of the Kellogg Company, which acquired Keebler in 2001. Stauffer Biscuit Company of York, Pennsylvania, also has a line of animal crackers, which are now distributed by several major discount retailers. Their use of the spices nutmeg and mace give the basic animal cracker a slightly different character from the Nabisco crackers. The Borden corporation also produced a brand of animal crackers, until the late 1970s. They came in a red box, which featured the famous Elsie the Cow logo. Market