 Life-fans explored the CA’s possible patterns of evolution, and shared their findings in what has been called Life’s zoology (Dennett 2003: 41). Here is a small gallery of samples together with snapshots of a typical simulation (for more pictures and animations, see  Other Internet Resources  at the end). Gliders are the most popular among the basic Life inhabitants: a simple 5-bit structure, a glider can travel the Life grid in a 4-time step cycle: