Ganz Gala Frog Wall Clock. Ganz has introduced a series of whimsical clocks made of MDF Wood. This Gala Clocks series includes a black and white cat, an orange cat, a green frog, a black and white dog, a turtle and an owl. All these clocks have a keyhole for hanging and a swinging pendulum. They require one AA battery, which is not included. Size: 9 inches W x 13.5 inches H.