are killer whales a protected species? because they're trainable too and can eat people and cover some ground. cheetahs or something really super-endangered that moves fast would rule compared to trusting human drug mules. they never steal from you and you can pay them in dead chickens.
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"She has no waist, no arse...an interesting face...but all we are really worshipping is two bags of silicone"

Martin Amis "honoring" katie price with a character bearing some of her traits