Brief explanation of Rolling Mouse 🐹 Various hamster friends Collect a total of 15 animals. House mouse, panda mouse, squirrel, roborovskii, golden hamster, mouse, dwarf hamster, guinea pig, hedgehog, gerbil, flying squirrel, rabbit, Rat, Chinchilla and Capybara friends will join you. The more the animals you collect, the more electricity you produce. 💡 Electricity generation - Tap: Make electricity by tap the screen. Tap efficiency increases when the treadwheel level increases. - Animal: