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Black-crowned night heron

Black-crowned night heron lifespan and age in human years

Longest recorded 21.1 years

🏆 The longest-lived black-crowned night heron on record reached 21.1 years in the wild.

Black-crowned night heron (Nycticorax nycticorax). The oldest known individual lived 21.1 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

Black-crowned night heron age chart in human years

Shaded rows are equivalent to human age 60+.

Black-crowned night heronHuman ageStage
1 yr18Teen
2 yr23Adult
3 yr28Adult
4 yr33Adult
5 yr38Adult
6 yr43Middle age
7 yr48Middle age
8 yr54Middle age
9 yr59Middle age
10 yr64Senior
11 yr69Senior
12 yr74Senior
13 yr79Elderly
14 yr84Elderly
15 yr89Elderly
16 yr94Elderly
17 yr99Elderly
18 yr104Elderly
19 yr109Elderly
20 yr114Elderly
21 yr119Elderly
22 yr125Elderly
23 yr130Elderly
24 yr135Elderly
25 yr140Elderly
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Black-crowned night heron profile

ClassificationAves > Pelecaniformes > Ardeidae
Scientific nameNycticorax nycticorax
Adult weightabout 8e+02 g
Age of maturity12 months
Incubationabout 25 days
Litter / clutch size4
Longest recorded21.1 years (wild)

Sources

How we convert ages: method.

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