SOUTH BRUCE PENINSULA — In the 21 years they’ve lived on a rural property near Sauble Beach, Alice and Harry Hilliard have seen their share of curious critters. There are lots of raccoons and skunks, for sure, and a black bear paid a visit one year. And there was Henrietta, the friendly wild turkey that once hung around. But it’s a squirrel that’s turning heads these days. A black and white squirrel that looks as though it tangled with a skunk. Or a Holstein. Or Cruella de Vil from 101 Dalmatians. “It really threw us off when we saw him,”...