In May, U.S. President Barack Obama went to Fort Campbell, Kentucky for a highly publicized but very private meeting with the commando team that killed Osama bin Laden. Only one of the 81 members of the super-secret SEAL DevGru unit was identified by name: Cairo, the war dog. Cairo, like most canine members of the elite U.S. Navy SEALs, is a Belgian Malinois. The Malinois breed is similar to German shepherds but smaller and more compact, with an adult male weighing in the 30-kilo range. (German shepherds are still used as war dogs by the American military but the lighter, stubbier Malinois is considered better for the tandem parachute jumping and rappelling operations often undertaken by SEAL teams. Labrador retrievers are also favoured by various military organizations around the world.) Like their human counterparts, the dog SEALs are highly trained, highly skilled, highly motivated special ops experts, able to perform extraordinary military mission...