46,000-Year-Old Worm Possibly Revived from Siberian Permafrost
https://www.scientificamerican.com/article/46-000-year-old-worm-possibly-revived-from-siberian-permafrost/
An international team of scientists says nematodes found in Siberian permafrost are 46,000 years old and survived using techniques similar to those of a modern lab favorite