This guy was throwing the ball for his dog, then she slowed down, now they are taking a break.
I don’t know which one is more tired than the other or both are tired of throwing and running after the ball.
Tired after running after the ball
Before (left) and After (right)
Camera: Canon 7DMk2 ISO 100 and 1/500
Lens: Canon 70-200mm f/4 @185mm and f/5.6
Processed with Darktable 2.0.6: http://www.darktable.org/