Owners of two or more dogs will tell you that dogs are just as guilty of peer pressure as any group of teenagers. Herd mentality, mob rule, collective behavior, flocking, swarm intelligence, or team players – whatever the terminology, dogs (and people) in packs act differently than they do on their own. Chance and Joey are two male Havanese, age three. They are from the same litter and have been together all of their lives. They are rarely, if ever, separated. When they are,

One of the games that Penny, a one year old Yellow Lab, loves to play is “chase me.” Also known as “keepaway.” Outside in the yard, the...