We've also just replaced a lot of the fauna with derivatives of certain animals. Deer fill in more facets than simply quiet herd animals, and there are many kinds that have developed into carnivores of several varieties an sizes. Humans use some of them as an analog to dogs and cats - they're protectors, companions an hunting animals. These varieties have fangs, like the muntjac deer, are typically short and stocky, and often more forward set horns to assist as effective weapons.

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