COMMENT: The last time my dog met a vet he was 5 months old. At that point he hadn't had much of a life - dumped by his unknown owners, found by the dog-catcher, housed in the pound, weeks spent unclaimed and then the vet capped it off by castrating him. But it takes more than that to dissuade a dog from loving the world.
He's a mongrel, son of mongrels. You might see bits of various breeds in him - the false eyebrows of a Rottweiler, maybe, or the blunt muzzle of a Staffordshire terrier - but really all