Well, in actuality, this handsome fellow was likely trying to sniff out the ladies. Going back to the end of August for this pic, the bull is demonstrating the flehmen response. Many ungulates do this, raising their head, curling their lips, as a way to get a big whiff of a scent. On this morning in Rocky Mountain National Park, Colorado, there were now cows nearby but he and his buddy put on a fun show.
