All-female and able to survive 24,000 years on ice: all hail the resilient rotifer

The common rotifer propels itself around using tiny hairs called cilia that draw water and food towards it in a circular motion. Composite: Guardian Design/Getty Images/Alamy/Shutterstock

An animal that has thrived without males for millions of years will be a source of inspiration to many.

It will not surprise you to learn that the all-female common rotifer (Philodina roseola) is also as tough as a tardigrade and one of the most resilient life forms on the planet. This tiny animal, just 0.2mm in size, is also a fantastic cleaner.