I biked through a herd of bison that were crossing/napping on the road at Yellowstone once. Got within probably 5 feet of one. They didn't seem to even notice us. I also had a squirrel jump on my downtube as I rode through campus then jump off like 20 feet later. Both scary incidents.
__________________
When a true genius appears, you can know him by this sign: that all the dunces are in a confederacy against him. ~Jonathan Swift.