Meet Vorticella from my microscopic adventures (that's right, this nature nerd has a micropscope).
One second it’s stretched out on a stalk, filter-feeding with its cilia spinning like microscopic lawn mower blades. The next—it snaps back like a coiled spring, faster than your eye can follow.
This tiny aquatic protozoan lives attached to submerged surfaces — where it forms colonies that look like white fuzz to the naked eye.
That stalk? It’s packed with a contractile fiber called a myoneme, a collection of cellular mechanics that lets Vorticella slingshot itself back from danger.
And those fast-beating cilia — they generate currents to sweep in bacteria and organic particles into the Vorticella.
Curious about what else lurks in a single drop of pond water? I am and you should be.