SILJO
🦧 No verified photos yet
StudID: 1460 • Sex: M • Species: B
DOB: 1971-01-01
DOD: 1986-02-11
Birth location: Wild Population (WILD)
🕯️ RIP · Last location: Royal Burgers' Zoo (ARNHEM)
Sire: UND
Dam: UND
Research tools
Citation and source markers generated from the current studbook record.
Orangutan Studbook 2024. SILJO - Studbook #1460. Orangutan Family Tree. Accessed 4 September 2026.
Source evidence
Date of birth
1971-01-01
Unverified
Source unavailable
Date of death
1986-02-11
Unverified
Source unavailable
Birth institution
Wild Population (WILD)
Unverified
Source unavailable
Last known institution
Royal Burgers' Zoo (ARNHEM)
Unverified
Source unavailable
Sire
UND (UND)
Unverified
Source unavailable
Dam
UND (UND)
Unverified
Source unavailable
Life stats
Automatically calculated from recorded dates, transfers, offspring, and genealogy links.
Age at death
15y 1m
1986-02-11
First transfer
4y 9m
1975-10-13 · WASSENAAR
First offspring
9y 1m
1980-02-09 · SANDRA
Last offspring
10y 1m
1981-02-22 · TOBI (TRAMP)
Transfers
2
3 recorded institution(s)
Offspring
3
direct recorded children
Known descendants
12
all documented generations
Institutions
3
birth, residence, and event locations
Photos
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