But there are none that never have sex – except for bdelloid rotifers. In the hundreds of years since the Dutch scientist Antonie van Leeuwenhoek first saw bdelloid rotifers under his newly invented ...

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 ...

Bdelloid rotifers are multicellular animals so small you need a microscope to see them. Despite their size, they're known for being tough, capable of surviving through drying, freezing, starvation, ...

WOODS HOLE, Mass. — In case you were wondering, Kristin Gribble is not a basher of fruit flies or roundworms. She wants to be clear: She bears no ill will toward those invertebrates so often studied ...

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 have been the big wheels of the microscopic world for more than 300 years, so it's fitting that a rotifer's wheel-like head gets its turn in the photographic spotlight. Subscribe to read this ...