Slime mould has no brain, no neurons and no central control, yet when scientists placed food at 36 locations matching cities around Tokyo, it grew a network strikingly similar to the rail system — with comparable efficiency, cost and resilience
In 1971, researchers moved 10 wall lizards onto a small Croatian island — 36 years later, their descendants had stronger bites and a plant-heavy diet, with valves in their intestines that the scientists could not find in the population on their original island.