| http://www.w3.org/ns/prov#value | - These methods are inhumane and cause sows to experience frustration, fear, and physical ailments such as lameness, repetitive bar biting, soreness, head waving, sham chewing and crippling joint disorders.Forced to lie and live in their own urine and excrement, the sows chew frenziedly on bars and chains, as foraging animals will do when denied even straw to eat or sleep on, or else engage in ster
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