3 ms·

Mortality is a feature: without it evolution wouldn't work and we wouldn't be here. Evolution requires offspring which are not identical to parents, and with a

by dzdt 11y ago

Mortality is a feature: without it evolution wouldn't work and we wouldn't be here. Evolution requires offspring which are not identical to parents, and with a bias where more the more fit are more likely to survive and reproduce. Without death you have no selection, and no passing to the next generation to keep ratchetting the process forward.

DanBC 11y ago
> without death you have no selection Hang on. Birds that have evolved ludicrous tails aren't doing that because it helps them not die, but because it helps them breed.
- dozzie 11y ago
  But without death you wouldn't need breeding at all.