Mad Cow California: Stop Feeding Cows Chicken Manure
Cattle remains are still fed to chickens and the poultry litter is fed back to cows. In this way, prions -- the infectious proteins that cause mad cow disease -- may continue to cycle back into cattle feed and complete the cow "cannibalism" circuit blamed for the spread of the disease.
Michael Greger, M.D. | Posted 04.26.2012