Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season

Abstract Background The destruction and fragmentation of forest in Southeast Asia is accelerating biodiversity loss, resulting in a range of management and conservation actions. For some species, a detailed understanding of microhabitat selection is critical for this, especially in the breeding seas...

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Main Authors: Somying Thunhikorn, Matthew J. Grainger, Philip J. K. McGowan, Tommaso Savini
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2018-05-01
Series:Avian Research
Subjects:
Online Access:http://link.springer.com/article/10.1186/s40657-018-0107-8
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author Somying Thunhikorn
Matthew J. Grainger
Philip J. K. McGowan
Tommaso Savini
author_facet Somying Thunhikorn
Matthew J. Grainger
Philip J. K. McGowan
Tommaso Savini
author_sort Somying Thunhikorn
collection DOAJ
description Abstract Background The destruction and fragmentation of forest in Southeast Asia is accelerating biodiversity loss, resulting in a range of management and conservation actions. For some species, a detailed understanding of microhabitat selection is critical for this, especially in the breeding season. Methods To understand the factors that explain how specific habitats are used by the Grey Peacock-pheasant (Polyplectron bicalcaratum) in the breeding season, we used camera trapping and microhabitat sampling to assess the microhabitat selection of males. We also looked at their interaction with predators in an area of 1200 m × 1200 m at the Huai Kha Khaeng Wildlife Sanctuary, Thailand, between January and May 2013. Results We show that display scrapes are situated on flatter open areas with small saplings and some vines, typified by low horizontal understory density. We hypothesise that this allows a trade-off between courtship display and the avoidance of predators. Our study showed that the position of Grey Peacock-pheasant display scrapes regularly overlapped with predators within the same microhabitat. We hypothesise that the species’ behavioural responses to temporal variation in predation risk allows them to avoid most predators. Conclusions Particular microhabitats are required for Grey Peacock-pheasant display. They avoid predators at these places by being active when predators are not.
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spelling doaj.art-5734d7df47f648439da71b413c6837c02023-01-02T05:25:12ZengKeAi Communications Co., Ltd.Avian Research2053-71662018-05-019111210.1186/s40657-018-0107-8Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding seasonSomying Thunhikorn0Matthew J. Grainger1Philip J. K. McGowan2Tommaso Savini3Conservation Ecology Program, School of Bioresources and Technology, King Mongkut’s University of Technology ThonburiSchool of Biology, Newcastle UniversitySchool of Biology, Newcastle UniversityConservation Ecology Program, School of Bioresources and Technology, King Mongkut’s University of Technology ThonburiAbstract Background The destruction and fragmentation of forest in Southeast Asia is accelerating biodiversity loss, resulting in a range of management and conservation actions. For some species, a detailed understanding of microhabitat selection is critical for this, especially in the breeding season. Methods To understand the factors that explain how specific habitats are used by the Grey Peacock-pheasant (Polyplectron bicalcaratum) in the breeding season, we used camera trapping and microhabitat sampling to assess the microhabitat selection of males. We also looked at their interaction with predators in an area of 1200 m × 1200 m at the Huai Kha Khaeng Wildlife Sanctuary, Thailand, between January and May 2013. Results We show that display scrapes are situated on flatter open areas with small saplings and some vines, typified by low horizontal understory density. We hypothesise that this allows a trade-off between courtship display and the avoidance of predators. Our study showed that the position of Grey Peacock-pheasant display scrapes regularly overlapped with predators within the same microhabitat. We hypothesise that the species’ behavioural responses to temporal variation in predation risk allows them to avoid most predators. Conclusions Particular microhabitats are required for Grey Peacock-pheasant display. They avoid predators at these places by being active when predators are not.http://link.springer.com/article/10.1186/s40657-018-0107-8Huai Kha Khaeng Wildlife SanctuaryDisplay scrapeSpecies accumulationPredator–preyPolyplectron bicalcaratum
spellingShingle Somying Thunhikorn
Matthew J. Grainger
Philip J. K. McGowan
Tommaso Savini
Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
Avian Research
Huai Kha Khaeng Wildlife Sanctuary
Display scrape
Species accumulation
Predator–prey
Polyplectron bicalcaratum
title Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
title_full Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
title_fullStr Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
title_full_unstemmed Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
title_short Spatial distribution of display sites of Grey Peacock-pheasant in relation to micro-habitat and predators during the breeding season
title_sort spatial distribution of display sites of grey peacock pheasant in relation to micro habitat and predators during the breeding season
topic Huai Kha Khaeng Wildlife Sanctuary
Display scrape
Species accumulation
Predator–prey
Polyplectron bicalcaratum
url http://link.springer.com/article/10.1186/s40657-018-0107-8
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AT philipjkmcgowan spatialdistributionofdisplaysitesofgreypeacockpheasantinrelationtomicrohabitatandpredatorsduringthebreedingseason
AT tommasosavini spatialdistributionofdisplaysitesofgreypeacockpheasantinrelationtomicrohabitatandpredatorsduringthebreedingseason