Idle Animals!

Idle Animals! is an anatomy-building game that invites you to explore how animal bodies work, starting from a single cell and growing into a complete organism. Discover the fascinating sequence from bones to organs, nerves, muscles, skin, fur, and more as you create each part.

Generate cells for the skeleton, organs, nervous system, muscles, skin, and fur, and enjoy an easy-to-play, visually stunning learning experience with lots of animals to discover—play anywhere, anytime.