Carnivores, especially cats, are often offered "bloodcycles," a frozen mixture of beef blood and water. Yep--I think it's gross, but I'm not a cheetah.
Carnivores at the park, especially big cats, are given bloodcycles — a frozen mixture of beef blood and water. © Charles Barilleaux from Cincinnati, Ohio, United States of America, CC BY 2.0, via Wikimedia Commons

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