A pied cormorant aged 15 years 6 months is like a human aged 83 years 7 months

If a pied cormorant is 15 years 6 months old, that is like a human aged about 83 years 7 months (accuracy ±1 year 1 month). The calculation uses the average and maximum lifespans and the age of maturity of both species, so the ratio is not linear.

How old is a pied cormorant aged 15 years 6 months in human years?

About 83 years 7 months (accuracy ±1 year 1 month).

Why is the age not converted linearly?

Species age unevenly: childhood, maturity and old age take a different share of life, so the calculator matches the life stages of both species.

Can I choose another age or species?

Yes, the page has the calculator: pick the species, sex and age, and the result is recalculated.