This is the most assertive of the male puppies, and initiates most of the wrestling with the other pups. This pup is active and very curious. At maturity he'll be 65-70lbs, and 24" at the shoulder. The last picture is of the parents. The dog is 24" at the shoulder, 65lbs. The bitch is 22" at the shoulder, 55lbs.
In the background of the parent shot you can see pups from last years litter. All other pictures are of this particular puppy.