With respect to the Western Hoolock Gibbons, which of the following statements is/are correct? 1. A Sanctuary in North-east India is home to this ape species listed as Endangered in the International Union for Conservation of Nature (IUCN) Red List. 2. They have specialized brachiation and can easily swing between trees. 3. They possess a strong and heavy build like gorillas, yet are remarkably agile tree climbers. [UPSC CSP 2026, GS Paper I]

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1 and 2. The western hoolock gibbon is listed as Endangered on the IUCN Red List. It moves by brachiation, swinging hand over hand under the branches.Statement 3 is wrong. Gibbons are light and small, not heavy like gorillas.Read more: Namdapha National Park: the hoolock gibbon.Read more: India’s Biodiversity Hotspots and Megadiverse Status.Read more: Great Himalayan National Park.Sources: Anantam IAS · JoTT hoolock review.

Western Hoolock Gibbon: statements on the sanctuary, brachiation, and build

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