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Filename: 1848 Sensory Overload 1.39
A bull moose exhibits the classic flehmen response in which he curls back his front lips and deeply inhales through his mouth in order to process scents and smells that provide specific information about his surroundings. In this case, the presence of rival bulls or the receptive condition of members of his harem during the moose rut in Northwest Wyoming. September 2016.