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Yangzte river dolphin, or Baiji

Yangzte river dolphin, or Baiji lifespan and age in human years

Longest recorded 24 years

🏆 The longest-lived yangzte river dolphin, or baiji on record reached 24 years in captivity.

Yangzte river dolphin, or Baiji (Lipotes vexillifer). The oldest known individual lived 24 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

Yangzte river dolphin, or Baiji age chart in human years

Shaded rows are equivalent to human age 60+.

Yangzte river dolphin, or BaijiHuman ageStage
1 yr2Child
2 yr4Child
3 yr7Child
4 yr9Child
5 yr11Child
6 yr14Teen
7 yr16Teen
8 yr18Teen
9 yr24Adult
10 yr31Adult
11 yr37Adult
12 yr44Middle age
13 yr50Middle age
14 yr56Middle age
15 yr63Senior
16 yr69Senior
17 yr75Elderly
18 yr82Elderly
19 yr88Elderly
20 yr94Elderly
21 yr101Elderly
22 yr107Elderly
23 yr114Elderly
24 yr120Elderly
25 yr126Elderly
26 yr133Elderly
27 yr139Elderly
28 yr146Elderly
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Yangzte river dolphin, or Baiji profile

ClassificationMammalia > Cetacea > Lipotidae
Scientific nameLipotes vexillifer
Adult weightabout 84 kg
Age of maturity8 years
Gestationabout 319 days
Litter / clutch size1
Longest recorded24 years (captivity)

Sources

How we convert ages: method.

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