It's large and sleek and looks like a microscopic animal scaled up to the size of a small car.

In protoctists and microscopic animals, flagella are generally used for propulsion.

Most species are parasites or predators of microscopic animals such as amoebae.

These microscopic one-celled animals are content to crawl through their environment, absorbing whatever food they come across.

Like many microscopic animals, their movement is mainly powered by hydrostatics.

Like many microscopic animals, their locomotion is primarily powered by hydrostatics.

No wonder you rebel against the idea that the Baltic contains microscopic animals identical with those of the chalk!

Tardigrades, also known as "water bears", are highly resilient microscopic animals.

This is a virtually microscopic animal, with a length of only 120 μm.

Mr. Stone said he was planning another exhibit at the information center, on plankton, the microscopic animals and plants that provide food for fish.