Some dogs’ face look mischievous. In this case, it’s the beautiful smile, the eyes and the ears and mostly how he crosses his legs.
In fact, this dog is not mischievous at all, but he is at full attention and hasn’t decided if we are friend or foe.
Looks like a mischievous dog
Before (left) and After (right)
Camera: Canon 7D ISO 200 and 1/200
Lens: Canon 70-200mm f/4 @144mm and f/6.3
Processed with Darktable 2.2.3: http://www.darktable.org/