Every year, as the leaves begin to change colour, a new dawn courus drifts over Bristol.
Male Red Deer have spent the spring and summer months regrowing their formidable weaponry
and they are ready for a fight, but it takes a lot to interest these females.
Flehmening they sense the air waiting for the perfect moment.
and keep watch over their harem.
But when a roars not enough they must fight, and if you've got this far you can watch the video!