Molly seemed like a perfectly normal female pup at first. It was only when she started taking walks outside that we noticed unusual behaviour The death of our collie Bonnie in 2006 hit my husband Frank and me so hard that it was almost a decade before we considered taking on another dog. But, late in 2015, my daughter mentioned that a friend of hers had a jack russell that was about to have pups. Familiar with female dogs, we decided that if there were any bitches in the litter we would take one. That’s how we ended up with Molly. Picking her up involved a round trip of about 200 miles, but it was love at first sight. She was a tiny wee doggy, only 11in long and 6in high, and she weighed about a kilo and a half. She had delicate features – very feminine-looking. We registered Molly at the local…