" Behind him, McIntosh whispered. “What if it’s people?” “It’s not.” “I know these are animal heads, but this could be human blood. These organs could be from people.” “They aren’t. Butchered people smell different.” McIntosh studied Pike as if wondering how Pike knew that, then pointed out the wall behind the counter. “Check "

― Robert Crais , The Sentry (Elvis Cole, #14; Joe Pike, #3)