Credit: SWNS / Aki Yamaguchi<br /><br />A dog has overcome a lifelong fear of cats and is now the perfect stand-in mother - to foster kittens.<br /><br />Border collie Phoebe was terrified of cats when owner Aki Yamaguchi adopted her from a foster service.<br /><br />Aki, a photographer, said: "One day we were walking down our street and there was a stray cat standing there. She just freaked out, barking, lunging and hiding."<br /><br />To help Phoebe get over her fear, Aki decided to foster kittens and eased her into living with them. <br /><br />Initially Phoebe was scared - but within a week-and-a-half, she warmed up and now dotes on the little bundles of fluff.