![PDF] Calling patterns of Western purple-faced langurs (Mammalia: Primates: Cercopithecidea: Trachypithecus vetulus nestor) in a degraded human landscape in Sri Lanka | Semantic Scholar PDF] Calling patterns of Western purple-faced langurs (Mammalia: Primates: Cercopithecidea: Trachypithecus vetulus nestor) in a degraded human landscape in Sri Lanka | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/76d5890b86392ef33c3e8565f35e76deea7f0b3b/2-Figure1-1.png)
PDF] Calling patterns of Western purple-faced langurs (Mammalia: Primates: Cercopithecidea: Trachypithecus vetulus nestor) in a degraded human landscape in Sri Lanka | Semantic Scholar
![Western Purple-faced Langur (Semnopithecus vetulus nestor(formally :Presbytis senex nestor)), Stock Photo, Picture And Rights Managed Image. Pic. MEV-10853313 | agefotostock Western Purple-faced Langur (Semnopithecus vetulus nestor(formally :Presbytis senex nestor)), Stock Photo, Picture And Rights Managed Image. Pic. MEV-10853313 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/4030b383c4963d431248d18000acad5b/mev-10853313.jpg)
Western Purple-faced Langur (Semnopithecus vetulus nestor(formally :Presbytis senex nestor)), Stock Photo, Picture And Rights Managed Image. Pic. MEV-10853313 | agefotostock
Japura Media - The purple-faced langur (Semnopithecus vetulus) also known as the purple-faced leaf monkey, is a species of Old World monkey that is endemic to Sri Lanka, found in the wet
![Mother and offspring western purple-faced langur (Semnopithecus vetulus... | Download Scientific Diagram Mother and offspring western purple-faced langur (Semnopithecus vetulus... | Download Scientific Diagram](https://www.researchgate.net/profile/Salindra-Dayananda/publication/260267698/figure/fig3/AS:613447276441622@1523268636215/Mother-and-offspring-western-purple-faced-langur-Semnopithecus-vetulus-nestor-Photo-by_Q320.jpg)
Mother and offspring western purple-faced langur (Semnopithecus vetulus... | Download Scientific Diagram
![Mixed-species associations and attempted mating suggest hybridization between purple-faced and tufted gray langurs of Sri Lanka | SpringerLink Mixed-species associations and attempted mating suggest hybridization between purple-faced and tufted gray langurs of Sri Lanka | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs10329-020-00852-z/MediaObjects/10329_2020_852_Fig2_HTML.jpg)
Mixed-species associations and attempted mating suggest hybridization between purple-faced and tufted gray langurs of Sri Lanka | SpringerLink
![Purple-faced Langur (Trachypithecus vetulus vetulus) photo & image | animals, wildlife, wildlife misc images at photo community Purple-faced Langur (Trachypithecus vetulus vetulus) photo & image | animals, wildlife, wildlife misc images at photo community](https://img.fotocommunity.com/purple-faced-langur-trachypithecus-vetulus-vetulus-d19da445-57a7-47ce-91f3-06b650c866e2.jpg?height=1000)
Purple-faced Langur (Trachypithecus vetulus vetulus) photo & image | animals, wildlife, wildlife misc images at photo community
![A New Color Morph of the Southern Purple-faced Langur (Semnopithecus vetulus vetulus) from the Rainforests of Southwestern Sri Lanka A New Color Morph of the Southern Purple-faced Langur (Semnopithecus vetulus vetulus) from the Rainforests of Southwestern Sri Lanka](https://bioone.org/ContentImages/Journals/prco/26/1/052.026.0110/graphic/WebImages/f01_115.jpg)