How 24,000-year-old organism “Bdelloid rotifers” reproduced after decades?

For 24,000 years, an "evolutionary scandal" had been brewing. The tireless scientists in the Soil Cryology Laboratory at the Institute of Physicochemical and Biological Problems in Soil Science in Russia helped a small worm-like species that had been assumed to be sexually inactive reawaken its sexuality. After thawing, the organisms were able to swiftly come back to life and multiply in a lab setting.