Female proboscis monkey (Nasalis larvatus) sitting on a branch in the late day light, Tanjung Puting NP, Kalimantan, Indonesia

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Proboscis monkey (Nasalis larvatus) can sometimes be seen high in the tree tops along the Sekonyer River, Tanjung Puting National Park, Indonesia. The length of the nose of a proboscis monkey displays that monkey’s status, and the nose can get as large as 7 inches. The males have larger noses than females and the older males have larger noses than the young males. The also act as resonating chambers to amplify warning calls and attract females. This threatened species only live on Borneo Island.

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Size: 5000px × 3333px
Location: Tanjung Puting National Park, Kumai Hulu, West Kotawaringin Regency, Central Kalimantan, Indonesia
Photo credit: © Terry Allen / Alamy / Afripics
License: Royalty Free
Model Released: No

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