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Inca tern

Inca tern lifespan and age in human years

Longest recorded 26 years

🏆 The longest-lived inca tern on record reached 26 years in captivity.

Inca tern (Larosterna inca). The oldest known individual lived 26 years; this chart maps that record to a human age of 120. Most individuals live considerably shorter lives than the record.

How old in human years?

Age

Inca tern age chart in human years

Shaded rows are equivalent to human age 60+.

Inca ternHuman ageStage
1 yr5Child
2 yr9Child
3 yr14Teen
4 yr18Teen
5 yr23Adult
6 yr28Adult
7 yr32Adult
8 yr37Adult
9 yr42Middle age
10 yr46Middle age
11 yr51Middle age
12 yr55Middle age
13 yr60Middle age
14 yr65Senior
15 yr69Senior
16 yr74Senior
17 yr78Elderly
18 yr83Elderly
19 yr88Elderly
20 yr92Elderly
21 yr97Elderly
22 yr102Elderly
23 yr106Elderly
24 yr111Elderly
25 yr115Elderly
26 yr120Elderly
27 yr125Elderly
28 yr129Elderly
29 yr134Elderly
30 yr138Elderly
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Inca tern profile

ClassificationAves > Charadriiformes > Laridae
Scientific nameLarosterna inca
Adult weightabout 2.2e+02 g
Incubationabout 28 days
Longest recorded26 years (captivity)

Sources

How we convert ages: method.

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