The greeter at Wistariahurst Museum points beyond a room of charming oddities including a penny-farthing bicycle and a lone carousel horse. “And around the corner there you’ll find… a surprise!” Tucked away in the back of the museum’s visitor center is a surprise indeed—taxidermy frogs trapezing, playing band instruments, riding turtles, and performing wild circus stunts. The Frog Circus diorama was created in 1927 by naturalist Burlingham Schurr for a museum that was opening at the local public library. This taxidermy wonder is now on display at Wistariahurst, the historic home…