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**Sumatran orangutan - Pongo abelii (Sumatra) - CR.
Main threats / note: Deforestation (palm oil), fragmentation, hunting - slow reproduction makes recovery difficult.
Scientific name: Pongo abelii (and Pongo tapanuliensis for Tapanuli)
Status: Critically Endangered (CR).
Lifespan: 35-50+ years.
Reproduction: Gestation ≈ 8.5 months; long interbirth intervals (6-8 years).
Diet: Fruit-dominated, also leaves, bark, insects.
Range: Sumatra (and small Tapanuli range).
Size / weight: Males ~75-100+ kg; females smaller.
2025 September 19