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.
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