They've been at this a while folks--
HAIL HYDRA: COVID VAX SYNTHETIC BIOLOGY AND NANOBIOELECTRONICS
Hail the Hydra, an Animal That May Be Immortal
December 22, 2015
https://www.livescience.com/53178-hydra-may-live-forever.html
Model Organism: Hydra (Hydra vulgaris)
https://biology.ucdavis.edu/news-events/model-organisms/hydra
Hydra 2.0 Genome Project Portal
https://research.nhgri.nih.gov/hydra/