Never mind the incredibly stupid assertion that humans and other species can actually interbreed.
Wouldn't there be
herds of human-faced sheep and goats in parts of the world by now if that were so?
Obviously you've never been trapped on the moors of New Zealand ("Oh sure, they've got tons of moors.") on a moonless night, with no form of transportation other than a pair of legs and a twisted ankle, listening to the terrifying half-moan/half-bleat/half-baa of the tripartite terror known as the goat-sheep-man, first behind you, now in front of you. Looking down at the ancient firearm you had managed to salvage from the gypsy's destroyed caravan, wondering if you should go out fighting or save the last bullet for yourself...