You're not seeing double. A young cow calf with two faces became the longest living example of the rare genetic mutation in late October, passing the previous calf record of 40 days, Caters News reports.

The calf, known as Lucky, lives on a farm in Campbellsville, Kentucky. Owners Brandy and Stan McCubbin told Caters they have come to love the calf and "treat it like their baby," although they were surprised by its unusual appearance when they first saw it a few weeks ago.

"It's something I've never seen before and I think it's amazing," Stan McCubbin told local news station WDRB. (Learn about Venus the two-faced cat.)

"I'm just thinking, 'How many days do we have?' and I mean,