392 ± 120 years · All Facts

392 ± 120 years
The largest Greenland shark sampled was estimated at 392 ± 120 years old — a lifespan spanning centuries.
SrcScience (Nielsen et al., 2016)

Next evidence →three heartsAn octopus has three hearts and blue blood — two hearts pump through the gills; copper-based hemocyanin turns the blood blue when oxygenated.

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