Download the official Android app jog0 do bicho, a reference and entertainment platform for the classic animal number game. Explore all 25 animal groups with their dozens, search the full list, and tap each entry to view numbers and fun facts. Take a 10-question quiz in Easy, Medium, and Hard modes while tracking your score, timer, daily streak, and local session history. Unlock nine achievements as you learn. Your progress stays on your device with no sign-up required. An educational quiz tool, not an official lottery results service.