It's interesting to observe that "Let's" can't quite bring himself to fully participate in the banter and pranks that the older boys are having. Obviously he's a bit frightened of the rough play.
On the other hand, Mahalo is a mature dog and is absolutely content to stand back and act only when necessary.
How the temporary pack, which is formed at the Dog Yard at any given time, behaves all seems to depend on the spontaneous chemistry shared among those that happen to be there.
Photographed with Pentax K-m (Digital SLR Camera :10.20 Megapixels )
DA L 18-55mmF3.5-5.6AL, DA 55-300mm F4-5.8ED
