External environmental conditions impact nocturnal activity levels in proboscis monkeys (Nasalis larvatus) living in Sabah, Malaysia

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External environmental conditions impact nocturnal activity levels in proboscis monkeys (Nasalis larvatus) living in Sabah, Malaysia
 
Kooros, Sophie J.; Goossens, Benoit; Sterck, Elisabeth H.M.; Kenderdine, Richard; Malim, Peter T.; Ramirez Saldivar, Diana A.; Stark, Danica J.
(2022) American Journal of Primatology, volume 84, issue 9, pp. 1 - 13
(Article)
Abstract
Recently, several diurnal nonhuman anthropoids have been identified displaying varying degrees of nocturnal activity, which can be influenced by activity “masking effects”—external events or conditions that suppress or trigger activity, temporarily altering normal activity patterns. Environmental masking characteristics include nocturnal temperature, rainfall, cloud cover, and moon brightness. Similarly, other ecological ... read more
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Keywords: accelerometer, activity pattern, diurnal primates, masking effects, nocturnal activity, proboscis monkeys, Ecology, Evolution, Behavior and Systematics, Animal Science and Zoology
DOI: https://doi.org/10.1002/ajp.23423
ISSN: 0275-2565
Publisher: John Wiley and Sons Inc.
Note: Funding Information: We thank the Sabah Biodiversity Centre and the Sabah Wildlife Department for their permission and support of the project. The authors wish to thank the rangers of the Wildlife Health Unit (WHU) and the Wildlife Rescue Unit (WRU), and the research assistants at Danau Girang Field Centre (DGFC) for their efforts in collaring the animals and their consistent help throughout the study. The authors also greatly appreciate the financial support from Sime Darby Foundation, Ocean Park Conservation Foundation Hong Kong and Margot Marsh Biodiversity Foundation (PR12-12 and PR14-036). The authors thank Dr. Jorg Massen for discussions over the statistical components. We also thank the two reviewers for their valuable feedback on an earlier version of the manuscript. This paper contains modified Copernicus Climate Change Service information (2017). We thank the Copernicus Climate Change Service and all scientists involved in this project. The authors state that neither the European Commission or European Centre for Medium-Range Weather Forecasts (ECMWF) is responsible for any use that may be made of the Copernicus information or data it contains. We dedicate this paper to the memory of co-authors Dr. Diana Angelez Ramirez Saldivar and Mr. Peter Titol Malim who devoted their lives to the conservation of wildlife in Sabah. Funding Information: We thank the Sabah Biodiversity Centre and the Sabah Wildlife Department for their permission and support of the project. The authors wish to thank the rangers of the Wildlife Health Unit (WHU) and the Wildlife Rescue Unit (WRU), and the research assistants at Danau Girang Field Centre (DGFC) for their efforts in collaring the animals and their consistent help throughout the study. The authors also greatly appreciate the financial support from Sime Darby Foundation, Ocean Park Conservation Foundation Hong Kong and Margot Marsh Biodiversity Foundation (PR12‐12 and PR14‐036). The authors thank Dr. Jorg Massen for discussions over the statistical components. We also thank the two reviewers for their valuable feedback on an earlier version of the manuscript. This paper contains modified Copernicus Climate Change Service information (2017). We thank the Copernicus Climate Change Service and all scientists involved in this project. The authors state that neither the European Commission or European Centre for Medium‐Range Weather Forecasts (ECMWF) is responsible for any use that may be made of the Copernicus information or data it contains. We dedicate this paper to the memory of co‐authors Dr. Diana Angelez Ramirez Saldivar and Mr. Peter Titol Malim who devoted their lives to the conservation of wildlife in Sabah. Publisher Copyright: © 2022 The Authors. American Journal of Primatology published by Wiley Periodicals LLC.
(Peer reviewed)
 
 
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