Bison Bison. No, that's not the beginning of an Indian legend or even a call to look out the car window.
It is the proper classification of an animal that is as unique to America as Yellowstone itself.

I like this Park period exclamation point! I enjoy going to Yellowstone anytime and do go often. My family and daughter and her family sat in camp at Madison and listened to wolves howl. My son and I and my brother have listened to elk bugle, from the first hoarse calls of early evening; to the melodic trilling of early morning. My wife and I have watched lighting tag and strike the mountains. And we have been drenched in a middle of the night storm.