Much about tiny, swimming rotifers makes them ideal study subjects. Although barely visible to the naked eye, these transparent animals and their innards are readily viewed under a microscope. What’s ...

Under the microscope they're incredibly cute little (smaller than 1mm) multicelled invertebrates, motoring around like tiny paddle-steamers. This is an illusion from the circle of whirling cilia ...

A female Brachionus manjavacas rotifer, as magnified under a microscope. This rotifer is 350 µm long; about the size of a grain of sand. The hair-like cilia at the top of the individual are used for ...

Rotifers are multicellular, microscopic marine animals that live in soils and freshwater environments. They are transparent and can be easily grown in large numbers. As such, they have been used in ...

A lot has changed on Earth in just the last few decades, but for a recently revived microscopic creature, it has tens of thousands of years to catch up on. In a new study published this week in the ...