Crop and property damage caused by Purple-faced Langurs Trachypithecus vetulus (Mammalia: Primates: Cercopithecidae)

Main Article Content

Vincent Nijman
https://orcid.org/0000-0002-5600-4276

Abstract

NA

Article Details

How to Cite
[1]
Nijman, V. 2021. Crop and property damage caused by Purple-faced Langurs Trachypithecus vetulus (Mammalia: Primates: Cercopithecidae). Journal of Threatened Taxa. 13, 14 (Dec. 2021), 20302–20306. DOI:https://doi.org/10.11609/jott.7401.13.14.20302-20306.
Section
Response & Reply

References

Cabral, S.J., T. Prasad, T.P. Deeyagoda, S.N. Weerakkody, A. Nadarajah & R. Rudran (2018). Investigating Sri Lanka’s human-monkey conflict and developing a strategy to mitigate the problem. Journal of Threatened Taxa 10: 11391–11398. https://doi.org/10.11609/jott.3657.10.3.11391-11398

Dela, J.D. (2011). Impact of monkey-human relationships and habitat change on Semnopithecus vetulus nestor in human modified habitats. Journal of the National Science Foundation of Sri Lanka 39: 365–382. https://doi.org/10.4038/jnsfsr.v39i4.4144

Dela, J.D.S. (2012). Seasonal food use strategies of Semnopithecus vetulus nestor, at Panadura and Piliyandala, Sri Lanka. International Journal of Primatology 28: 607–626. https://doi.org/10.1007/s10764-011-9538-3

Dittus, W.P., S. Gunathilake & M. Felder (2019). Assessing public perceptions and solutions to human-monkey conflict from 50 years in Sri Lanka. Folia Primatologica 90: 89–108. https://doi.org/10.1159/000496025

Dittus, W.P., S. Gunathilake & M. Felder (2021). Sharing space with monkeys and human tolerance are critical supplements to primate conservation, but not substitutes for protected nature reserves: a long-term view from Sri Lanka. Folia Primatologica 92: (in press).

Douglas, P.H., R.S. Moore, S. Wimalasuriya, A. Gunawardene & K.A.I. Nekaris (2008). Microhabitat variables influencing abundance and distribution of diurnal primates (Trachypithecus vetulus vetulus and Macaca sinica aurifrons) in a fragmented rainforest network in southern Sri Lanka. Folia Primatologica 79: 324–325. https://doi.org/10.1159/000137690

Eschmann, C., R. Moore & K.A.I. Nekaris (2008). Calling patterns of western purple-faced langurs (Mammalia: Primates: Cercopithecidea: Trachypithecus vetulus nestor) in a degraded human landscape in Sri Lanka. Contributions to Zoology 77: 57–65. https://doi.org/10.1163/18759866-07702001

Hladik, C.M. (1977). A comparative study of two sympatric species of leaf monkeys: Presbytis entellus and Presbytis senex, pp. 323–353. In: Clutton-Brock, T.H. (Ed.). Primate Ecology: Studies of Feeding and Ranging Behaviour in Lemurs, Monkeys, and Apes. Academic Press, London.

Jayasekara, P., U.R. Weerasinghe, S. Wijesundara & S. Takatsuki (2007). Identifying diurnal and nocturnal frugivores in the terrestrial and arboreal layers of a tropical rain forest in Sri Lanka. Ecotropica 13: 7–15.

Moore, R.S., K.A.I. Nekaris & C. Eschmann (2010). Habitat use by Western Purple-faced Langurs Trachypithecus vetulus nestor (Colobinae) in a fragmented suburban landscape. Endangered Species Research 12: 227–234. https://doi.org/10.3354/esr00307

Nahallage, C.A., M.A. Huffman, N. Kuruppu & T. Weerasingha (2008). Diurnal primates in Sri Lanka and people’s perception of them. Primate Conservation 23: 81–87. https://doi.org/10.1896/052.023.0109

Nekaris, K.A.I. & G. de Silva Wijeyeratne (2007). The Primates of Sri Lanka. Sri Lanka Tourism Promotion Bureau and JetWing Holidays, Colombo, 152 pp.

Nekaris, K.A.I. & V. Nijman (2008). Attention to Sri Lankan monkey paints a bleak picture yet gives glimmer of hope. Oryx 42: 487–488. https://doi.org/10.1017/S0030605308423141

Nekaris, K.A.I., A. Boulton & V. Nijman (2013). An ethnoprimatological approach to assessing levels of tolerance between human and commensal non-human primates in Sri Lanka. Journal of Anthropological Sciences 91: 219–231. https://doi.org/10.4436/jass.91008

Nijman, V. & K.A.I. Nekaris (2010). Effects of deforestation on attitudes and levels of tolerance towards commensal primates (Cercopithecidae) in Sri Lanka. International Journal of Pest Management 56: 153–158. https://doi.org/10.1080/09670870903248850

Nijman, V. & K.A.I. Nekaris (2013). Assessing conflict between humans and commensal non-human primates in Sri Lanka following an ethnoprimatological approach. Folia Primatologica 84: 307–308. https://doi.org/10.1159/000354129

Parker, L., V. Nijman & K.A.I. Nekaris (2008). When there is no forest left: fragmentation, local extinction, and small population sizes in the Sri Lankan western purple-faced langur. Endangered Species Research 5: 29–36. https://doi.org/10.3354/esr00107

Rodrigo, M. (2011). Air rifles to take aim at protecting agriculture. Sunday Times, 22 May 2011.

Rudran, R. (1973). Adult male replacement in one-male troops of purple-faced langurs (Presbytis senex senex) and its effect on population structure. Folia Primatologica 19: 166–192. https://doi.org/10.1159/000155537

Rudran, R. (2008). A survey of Sri Lanka’s Endangered and endemic Western Purple-faced Langur (Trachypithecus vetulus nestor). Primate Conservation 22: 139–144. https://doi.org/10.1896/052.022.0115

Rudran, R., H.S.K. Dayananda, D.D. Jayamanne & D.G.R. Sirimanne (2013). Food habits and habitat use patterns of Sri Lanka’s Western Purple-faced Langur. Primate Conservation 27: 99–108. https://doi.org/10.1896/052.027.0111

Rudran, R., S.C. de Mel, H.G. Salindra, K. Dayananda, R.M.R.R. Ratnayake, S. Weerakkody & R.K. de Mel (2020a). An ethnoprimatological approach to conserving Sri Lanka’s Critically Endangered western purple-faced langur. Primate Conservation 34: 227–233.

Rudran, R., W. Dittus, S.N. Gamage & K.A.I. Nekaris (2020b). Semnopithecus vetulus ssp. nestor. The IUCN Red List of Threatened Species 2020: e.T39844A17988280. Downloaded on 5 May 2021. https://doi.org/10.2305/IUCN.UK.2020-2.RLTS.T39844A17988280.en

Rudran, R., S.J. Cabral de Mel, A. Sumanapala, R.K. de Mel & K.K.T.I. Mahindarathna (2021). An ethnoprimatological approach to mitigating Sri Lanka’s human-monkey conflicts. Primate Conservation 35: 1–10.

Sugathapala, D.G. & S. Wijeweera (2011). Pros and cons of using air rifles in crop protection. Daily Mirror (Sri Lanka), 21 December 2011.

Vandercone, R.P., C. Dinadh, G. Wijethunga, K. Ranawana & T.D. Rasmussen (2012). Dietary diversity and food selection in Hanuman langurs (Semnopithecus entellus) and purple-faced langurs (Trachypithecus vetulus) in the Kaludiyapokuna Forest Reserve in the dry zone of Sri Lanka. International Journal of Primatology 33: 1382–1405. https://doi.org/10.1007/s10764-012-9629-9

Weerakkody, W.A.D.S.N., D.K. Weerakoon & M.R. Wijesinghe (2018). Group characteristics and home range size of the Western Purple-faced Langur (Semnopithecus vetulus nestor) in a human-modified landscape. WildLanka Journal of the Department of Wildlife Conservation of Sri Lanka 6: 37–47.

Westwood, W. (2018). Praying with Primates: The Impact of Buddhism on the Perceptions of Human-primate Interactions in Mihintale, Sri Lanka. MSc Thesis, Oxford Brookes University, Oxford, 57 pp.

Wijethilaka, S., L.S. Weerasekara, S. Bandara & K.B. Ranawana (2021). Assessment of crop and property damage caused by Semnopithecus vetulus nestor (Bennett, 1833) (Mammalia: Primates: Cercopithecidae) in Gampaha District, Sri Lanka. Journal of Threatened Taxa 13: 18141–18147. https://doi.org/10.11609/jott.6582.13.5.18141-18147