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The Big Boys |
The Big Boys are back in town!
It's the season so many Coloradans look forward to: the Bighorn Sheep rut. No, we're not voyeurs out here in the Wild West, but we are looking forward to some action. It's time for some good, ol' fashioned, head-slamming, fun!
Throughout the warmer months of the year, the female Bighorn Sheep (ewes), along with their new lambs and older "teenagers" form herds and stay up in the high country. A ram may stay with them...or not. The females define the social structure of the flock and the rams don't play much of a part in it. The Ladies do have a hierarchy within their group and from watching several flocks over time, it also looks to me like certain ewes have specific jobs or positions within the flock.
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Lead Ewe |
Rear Guard (below): Brings up the rear and watches for danger as the flock moves. This particular ewe made it a point to always stay between me and her flock, even though the flock was safely out of the way up the hill. Trust me, I didn't want to mess with her!
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Rear Guard |
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Auntie with a lamb (not hers) |

The rams come out of their bachelorhood for a few weeks and mingle with a flock or two in order to vie for attention from the Ladies. Watching a flock at this time of year can make you recall those days of being in a singles bar. The Boys prance, display, scuffle, and sometimes even fight for the privilege of going home with his chosen girl.
The ram on the right is trying to pick a fight.

And this is where it gets exciting: sometimes all of that pent-up testosterone and parading around results in a serious challenge...the dreaded Head Butting!
The winner is usually the prime-age, bulky Ram with a good set of horns, like this bruiser:
And while the younger, smaller rams tend not to win these scuffles, it seems to be a great way for them to learn strategy and the proper head-butting technique.
Older rams, past their prime, might sneak off with a victory now and then, but they seems to be slower and more prone to injury.

