I was up close, real close once. I was staying at a lodge in Eastern Washington, and a few of them were strolling by, right outside my window. I think they're used to people, because they acted like it's no big deal.
One other time, I was driving, again in Washington state, and saw one of them trying to mount a Holstein cow in a field, but that cow was having of it, she kept slipping out and running. The farmer was running out to the field...
