The Reluctant Immortalist
Invisibilia
00:00
The Hydra Is Not Immortal
Scientists were claiming that, if left to its own devices, a hydra would never die. No one had ever tried the experiment before - partly because of how hard it is to keep hydra in the lab. They are barfevores and regurgetate all their undigested food five hours after every feeding. And they reproduce sexually which means theyir always shooting out these little babies,. That you also have to remove from the water. So following individual hydra is laborious. But daniel needs a thesis, right?
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