Algae use flagella to trot, gallop and move with gaits all their own

Microalgae may be just single cells, but they can coordinate eight or 16 limbs

one-celled algae with flagella

With no brain or nervous system, one-celled algae can coordinate their sunbursts of threadlike flagella in graceful gaits.

K.Y. Wan, Raymond E. Goldstein

A microscopic speck of green algae can trot like a horse.