A series of photographs depicting a strange-looking sheep-pig creature have been circulating around the Web recently. The animals look much like a sheep—and are covered with the typical wool-like coat—but a closer inspection of the head and face reveals a decidedly porcine countenance.

What are these bizarre creatures? Escapees from Dr. Moreau’s island? Hoaxes created for an animal sideshow at a State Fair? Photoshopped gags to forward to amused friends and co-workers?