This is a list of publications that have been authored or co-authored by members of the Hawk Conservancy Trust team.
Johnson, T. F. & Murn, C. (2022) Density of pied crows Corvus albus in two of South Africa’s protected areas. African Journal of Ecology DOI: 10.1111/aje.13004
Van Walsum, T., Perna, A., Bishop, C., Murn, C., Collins, P., Wilson, R. & Halsey, L. (2020) Exploring the relation between flapping behaviour and accelerometer signal during ascending flight, and a new approach to calibration. Ibis 162: 13-26
Stevens, M. C., Murn, C. P. & Hennessey, R. (2019) Population change of Red Kites Milvus milvus in central southern England between 2011-2016 derived from line transect surveys and multiple covariate distance sampling. Acta Ornithologica 54: 243-254
Stevens, M., Murn, C. & Hennesey, R. (2019) Population change of Common Buzzards Buteo buteo in central southern England between 2011 and 2016. Bird Study 66: 378-389
Murn, C. (2019) Talon-grappling and cartwheeling of Hooded Vultures in South Africa. Journal of Raptor Research 53: 353-354
Johnson, T. F. & Murn, C. (2019) Interactions between Pied Crow Corvus albus and breeding White-backed Vultures Gyps africanus. Ethology, Ecology & Evolution 31: 240-248
Monadjem, A., Kane, A., Botha, A., Kelly, C., Murn, C., (2018) Spatially explicit poisoning risk affects survival rates of an obligate scavenger Scientific Reports 8:4364 | DOI:10.1038/s41598-018-22632-y
Murn, C., Botha, A. & Wilson, B. (2017) The changing sizes of Critically Endangered White-backed Vulture breeding colonies around Kimberley, South Africa. African Journal of Wildlife Research 47: 144-148
Thompson, L. J., Davies, J. P., Gudehus, M., Botha, A. J., Bildstein, K. L., Murn, C. & Downs, C T. (2017) Visitors to nests of Hooded Vultures Necrosyrtes monachus in north-eastern South Africa. Ostrich 88: 155-162
Portugal, S. J., Murn, C. P. & Martin, G. R. (2017). White-headed vultures show visual field characteristics of diurnal hunting raptors. Ibis 159: 463-466
Murn, C. & Botha, A. (2017). A clear and present danger: impacts of poisoning on a vulture population and the effect of poison response activities. Oryx 52(3): 552-558. doi: 10.1017/S0030605316001137.
Murn, C. & Holloway, G. J. (2016) Using areas of known occupancy to identify sources of variation in detection probability of raptors: taking time lowers replication effort for surveys. Royal Society Open Science 3: 160368.
Murn, C. & Botha, A. (2016) Assessing the accuracy of plotless density estimators using census counts to refine population estimates of the Kruger National Park. Ostrich 87: 241-246
Murn, C., Mundy, P., Virani, M. Z., Borello, W. D, Holloway, G. J. & Thiollay, J-M. (2016) Using Africa’s protected area network to estimate the global population of a threatened and declining species: a case study of the Critically Endangered White-headed Vulture Trigonoceps occipitalis. Ecology and Evolution 6: 1092-1103
Portugal, S. J., Murn, C. P., Sparkes, E. L. & Daley, M. A. (2016) The fast and forceful kicking strike of the snake-hunting Secretary Bird. Current Biology 26: R58-R59.
Ogada, D.L., Shaw, P., Beyers, R.L., Buij, R., Murn, C., Thiollay, J.M., Beale, C.M., Holdo, R.M., Pomeroy, D., Baker, N., Krüger, S.C., Botha, A., Virani, M.Z., Monadjem, A. & Sinclair, A.R.E. (2015) Another continental vulture crisis: Africa’s vultures collapsing toward extinction. Conservation Letters 9: 89-97
Murn, C., Saeed, U., Khan, U. & Iqbal, S. (2015) Population and spatial breeding dynamics of a Critically Endangered Oriental White-backed Vulture Gyps bengalensis colony in Sindh Province, Pakistan. Bird Conservation International. 25: 415-425.
Murn, C. & Holloway, G.J. (2014) Breeding biology of the White-headed Vulture Trigonoceps occipitalis in Kruger National Park, South Africa. Ostrich 85: 125-130.
Murn, C. (2014) Observations of predatory behaviour by White-headed Vultures. Journal of Raptor Research 48: 297-299.
Chi, J. F., Lawson, B., Durrant, C., Beckmann, K., John, S., Alrefaei, A., Kirkbride, K., Bell, D. J., Cunningham, A. A. & Tyler, K. (2013) The finch epidemic strain of Trichomonas gallinae is predominant in British non-passerines. Parasitology 140(10): 1234-45.
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Murn, C., Potter, L., Thompson, C., Ronaldson, G. S. & Botha, A. (2013) Population estimates of three vulture species in Kruger National Park, South Africa. Ostrich 84: 1-9.
Monadjem, A., Botha, A. & Murn, C. (2013) Survival of the African White-backed Vulture Gyps africanus in north-eastern South Africa. African Journal of Ecology 51: 87-93.
Murn, C. P. (2012) Field identification of individual White-headed Vultures Trigonoceps occipitalis using plumage patterns – an information theoretic approach. Bird Study 59: 515-521.
Martin, G. R., Portugal, S. J. & Murn, C. P. (2012) Visual fields, foraging and collision vulnerability in Gyps vultures. Ibis 154: 626-631.
Murn, C. P., Khan, U. & Farid, F. (2011) Recent developments in Gyps vulture conservation in Pakistan. Vulture News 61: 27-30.
Khan, U. & Murn, C. (2011) Gyps Vulture Restoration Project – role of captive breeding in endangered species management. Journal of Animal and Plant Sciences 21(2): 405-409.
Murn, C. & Hunt, S. (2011) Evaluating the success of release Red Kites in the UK. In: Zuberogoitia, I. & Martinez, J. E. (Eds) Ecology and conservation of European forest-dwelling raptors. pp 351-355. Department of Agriculture, Biscay Regional Government, Spain.
Griffiths, R., Murn, C. & Clubb, R. (2010) Survivorship of rehabilitated juvenile Tawny Owls (Strix aluco) released without support food, a radio tracking study. Avian Biology Research 3(1): 1-6.
Halsey, L.G., Portugal, S.J., Smith, J.A., Murn, C.P. & Wilson, R.P. (2009) Recording raptor behaviour on the wing via accelerometry. Journal of Field Ornithology 80(2): 171-177.
Murn, C., Betchley, P. & Robert, C. (2009) Talon-locking and cartwheeling as a prelude to copulation in Tawny Eagles Aquila rapax. Gabar 20(2): 12-14.
Murn, C., King, A., Hunt, S. & Smith, A. (2008) Captive breeding and re-introduction of red kites to Hampshire, England. In: Soorae, P.S. (Ed.) Avian Biology Research (pp 159-162). Abu Dhabi, UAE: IUCN/SSC Re-introduction Specialist Group.
Murn, C.P., Khan, U. & Farid, F. (2008) Vulture populations in Pakistan and the Gyps Vulture Restoration Project. Vulture News 58: 35-43.
Murn, C. & Hunt, S. (2008) An assessment of two methods used to release red kites Milvus milvus. Avian Biology Research 1(2): 53-57.
Murn, C. & Anderson, M.D. (2008) Activity patterns of African White-backed Vultures Gyps africanus in relation to different land-use practices and food availability. Ostrich 79(2): 191-198.
Murn, C., Anderson, M.D. & Anthony, A. (2002) Aerial survey of African White-backed vulture colonies around Kimberley, Northern Cape and Free State provinces, South Africa. South African Journal of Wildlife Research 32(2): 145-152.