![Mechanical Gears in Jumping Insects](https://hight3ch.com/wp-content/uploads/2015/01/mechanical-gears-in-jumping-inse.jpg)
Previously believed to be only man-made, a natural example of a functioning gear mechanism has been discovered in a common insect – the plant-hopper Issus – showing that evolution developed interlocking cogs long before we did.
Previously believed to be only man-made, a natural example of a functioning gear mechanism has been discovered in a common insect – the plant-hopper Issus – showing that evolution developed interlocking cogs long before we did.