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Landscape Utilisation, Animal Behaviour and Hendra Virus Risk.
Ecohealth. 2016 Mar; 13(1):26-38.E

Abstract

Hendra virus causes sporadic fatal disease in horses and humans in eastern Australia. Pteropid bats (flying-foxes) are the natural host of the virus. The mode of flying-fox to horse transmission remains unclear, but oro-nasal contact with flying-fox urine, faeces or saliva is the most plausible. We used GPS data logger technology to explore the landscape utilisation of black flying-foxes and horses to gain new insight into equine exposure risk. Flying-fox foraging was repetitious, with individuals returning night after night to the same location. There was a preference for fragmented arboreal landscape and non-native plant species, resulting in increased flying-fox activity around rural infrastructure. Our preliminary equine data logger study identified significant variation between diurnal and nocturnal grazing behaviour that, combined with the observed flying-fox foraging behaviour, could contribute to Hendra virus exposure risk. While we found no significant risk-exposing difference in individual horse movement behaviour in this study, the prospect warrants further investigation, as does the broader role of animal behaviour and landscape utilisation on the transmission dynamics of Hendra virus.

Authors+Show Affiliations

Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia. hume.field@ecohealthalliance.org. EcoHealth Alliance, New York, NY, 10001, USA. hume.field@ecohealthalliance.org.Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia.Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia.Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia.Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia.Queensland Centre for Emerging Infectious Diseases, Biosecurity Queensland, Department of Agriculture and Fisheries, Brisbane, QLD, 4108, Australia.Queensland Herbarium, Department of Environment and Heritage Protection, Brisbane, QLD, 4066, Australia.Max Planck Institute for Ornithology, Radolfzell, Germany.

Pub Type(s)

Journal Article
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

26403793

Citation

Field, H E., et al. "Landscape Utilisation, Animal Behaviour and Hendra Virus Risk." EcoHealth, vol. 13, no. 1, 2016, pp. 26-38.
Field HE, Smith CS, de Jong CE, et al. Landscape Utilisation, Animal Behaviour and Hendra Virus Risk. Ecohealth. 2016;13(1):26-38.
Field, H. E., Smith, C. S., de Jong, C. E., Melville, D., Broos, A., Kung, N., Thompson, J., & Dechmann, D. K. (2016). Landscape Utilisation, Animal Behaviour and Hendra Virus Risk. EcoHealth, 13(1), 26-38. https://doi.org/10.1007/s10393-015-1066-8
Field HE, et al. Landscape Utilisation, Animal Behaviour and Hendra Virus Risk. Ecohealth. 2016;13(1):26-38. PubMed PMID: 26403793.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Landscape Utilisation, Animal Behaviour and Hendra Virus Risk. AU - Field,H E, AU - Smith,C S, AU - de Jong,C E, AU - Melville,D, AU - Broos,A, AU - Kung,N, AU - Thompson,J, AU - Dechmann,D K N, Y1 - 2015/09/24/ PY - 2015/05/21/received PY - 2015/09/11/accepted PY - 2015/08/05/revised PY - 2015/9/26/entrez PY - 2015/9/26/pubmed PY - 2017/1/12/medline KW - Bat KW - Behaviour KW - Emerging disease KW - Flying-fox KW - Hendra virus KW - Horse KW - Landscape KW - Risk SP - 26 EP - 38 JF - EcoHealth JO - Ecohealth VL - 13 IS - 1 N2 - Hendra virus causes sporadic fatal disease in horses and humans in eastern Australia. Pteropid bats (flying-foxes) are the natural host of the virus. The mode of flying-fox to horse transmission remains unclear, but oro-nasal contact with flying-fox urine, faeces or saliva is the most plausible. We used GPS data logger technology to explore the landscape utilisation of black flying-foxes and horses to gain new insight into equine exposure risk. Flying-fox foraging was repetitious, with individuals returning night after night to the same location. There was a preference for fragmented arboreal landscape and non-native plant species, resulting in increased flying-fox activity around rural infrastructure. Our preliminary equine data logger study identified significant variation between diurnal and nocturnal grazing behaviour that, combined with the observed flying-fox foraging behaviour, could contribute to Hendra virus exposure risk. While we found no significant risk-exposing difference in individual horse movement behaviour in this study, the prospect warrants further investigation, as does the broader role of animal behaviour and landscape utilisation on the transmission dynamics of Hendra virus. SN - 1612-9210 UR - https://www.unboundmedicine.com/medline/citation/26403793/Landscape_Utilisation_Animal_Behaviour_and_Hendra_Virus_Risk_ DB - PRIME DP - Unbound Medicine ER -