Cocklebur, goose grass, burdock Animal (interior) Fleshy fruits are eaten by animals. The seeds are then dispersed after passing through the digestive system of animals that have eaten the fleshy ...

Velcro from burdock seeds and suction cups from octopus suckers. Lotus Flower:© Agnese Abrusci, all other images courtesy of Getty ...

Milkweed seeds fly on the barest of breezes. Velcro was inspired by burdock burrs. And a personal favorite, jewelweed, Impatiens capensis, sends its seeds out into the world via an explosion.