Yes, every spring the Rangers come out of hibernation to spread their pheromones around the Urals.
The garish males perform spectacular displays to impress the blander female of the species.
Ranger Horst goes all out, puffing his breast, spreading his feathers and finally extending his perfume bladder which emits a pungent odor - offensive to we civilized folk, but quite pleasant to female Rangers of the Steppes.
It is Kaspar's job to keep the population down by thwarting nature's most powerful urges.
Even marking your territory becomes a challenge in the primeval forest of Ruthenia