These things are harder then they look to tame. You have to find a good level, then kill all the rest of them in the pack except the one you want to tame. After you need to hurt it until it is at I think 10% health. Once it is it will become passive. Put your taming food in your last item slot, and passive tame it. Congratulations you just got a baboon that throws grenadines and poop.

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