The forest bison are usually seen in small family groups. They have an uncanny ability to appear in the night and eat up an entire field, then fade into the forest when challenged. If forced to defend themselves, they can head butt a man ten feet. The fungus that grows in their fur is symbiotic; the cloud of spores it generates makes most other mammals feel light headed and dizzy around them. Instinct: Eat crops and food stores

• Disappear into the forest