· Cows eat their own afterbirth; cows eat bones when they are deficient in phosphorus (Pica)– all cases are examples of ruminants turning to animal protein at a time of nutritional stress.
· Cows eat their own afterbirth; cows eat bones when they are deficient in phosphorus (Pica)– all cases are examples of ruminants turning to animal protein at a time of nutritional stress.