A buffalo chewed my finger once. I think he was looking for a bottle. He was as big as me but he was still kind of a baby.

Here's a story about a couple who actually domesticated a buffalo (or at least trained him to wipe his hooves on the mat when he comes indoors):

http://www.cbc.ca/canada/story/2004/...use040213.html

http://www.theage.com.au/articles/20...?from=storyrhs

Spruce Grove is not too far from where I live, actually.