Scientific Publications

Current Year

Bold authors = Fitz CoE staff and Research Assocates  / Bold & underlined authors = Fitz CoE post-docs & students (current & graduated)

Journal Published Papers

Online Published Papers

Abeyrama, D.K., Dempsey, Z.W., Ryan, P.G. and Burg, T.M. 2021. Cryptic speciation and population differentiation in the yellow-nosed albatross species complex. Conservation Genetics. IF: 2.538

Abhilash, P.C., Bastianoni, S., Chen, W., DeFries, R., Fraceto, L.F., Fuckar, N.S., Hashimoto, S., Hunter, D., Keesstra, S., Merah, O., O’Farrell, P., Pradhan, P., Singh, S., Smith, P., Stringer, L.C. and Turner, B.L. 2021. Introducing ‘Anthropocene Science’: A new international journal for addressing human impact on the resilience of planet earth. Anthropocene Science. NO IF

Acácio, M., Mullers, R.H., Franco, A., Willems, F.J. and Amar, A. 2021. Changes in surface water drive the movements of Shoebills. Scientific Reports. IF: 4.379

Assou, D., Elwin, A., Norrey, J., Coulthard, E., Megson, D., Ronfot, D., Auliya, M., Segniagbeto, G.H., Martin, R.O. and D'Cruze, N. 2021. Trade in African Grey Parrots for belief-based use: insights from West Africa's largest traditional medicine market. Frontiers in Ecology and Evolution 9. IF: 4.171

Beal, M., Dias, M.P., Phillips, R.A., Oppel, S., Hazin, C., Pearmain, E.J., Adams, J., Anderson, D.J., Antolos, M., Arata, J.A. and Arcos, J.M., … Cleeland, J., … Dilley, B.J., … Makhado, A., … Ryan, P.G., … Schoombie, S., … Stevens, K.L., … Wanless, R. et al. 2021. Global political responsibility for the conservation of albatrosses and large petrels. Science Advances 7: eabd7225. IF: 14.136

Bernard, A., Rodrigues, A.S., Cazalis, V. and Grémillet, D. 2021. Toward a global strategy for seabird tracking. Conservation Letters. IF: 8.105

Bourne, A.R., Ridley, A.R., McKechnie, A.E., Spottiswoode, C.N. and Cunningham, S.J. 2021. Dehydration risk is associated with reduced nest attendance and hatching success in a cooperatively breeding bird, the southern pied babbler Turdoides bicolor. Conservation Physiology 9. IF: 3.079

Bourne, A.R., Ridley, A.R., Spottiswoode, C.N. and Cunningham, S.J. 2021. Direct and indirect effects of high temperatures on fledging in a cooperatively breeding bird. Behavioral Ecology. IF: 2.671

Bourret, V., Gutiérrez López, R., Melo, M. and Loiseau, C. 2021. Metabarcoding options to study eukaryotic endoparasites of birds. Ecology and Evolution. IF: 2.912

Brlík, V., Pipek, P., Brandis, K., Chernetsov, N., Costa, F.J., Herrera M, L.G., Kiat, Y., Lanctot, R.B., Marra, P.P., Norris, D.R., Nwaogu, C.J., Quillfeldt, P., Saalfeld, S.T., Stricker, C.A., Thomson, R.L., Zhao, T. and Procházka, P. 2021. The reuse of avian samples: opportunities, pitfalls, and a solution. Ibis. IF: 2.517

Buechley, E.R., Girardello, M., Santangeli, A., Ruffo, A.D., Ayalew, G., Abebe, Y.D., Barber, D.R., Buij, R., Bildstein, K., Mahamued, B.A. and Neate-Clegg, M.H. 2021. Priority areas for vulture conservation in the Horn of Africa largely fall outside the protected area network. Bird Conservation International. IF: 2.287

Bux, Q., Anderson, P. and O'Farrell, P. 2021. Understanding the local biodiversity and open space strategies in two South African cities. Ecology and Society 26. IF: 4.403

Caves, E.M., Dixit, T., Colebrook-Robjent, J.F.R., Hamusikili, L., Stevens, M., Thorogood, R., Spottiswoode, C.N. 2021. Hosts elevate either within-clutch consistency or between-clutch distinctiveness of egg phenotypes in defence against brood parasites. Proceedings of the Royal Society B 288. IF: 5.349

Coetzee, A., Seymour, C.L. and Spottiswoode, C.N. 2021. Facilitation and competition shape a geographical mosaic of flower colour polymorphisms. Functional Ecology.  IF: 5.608

Connan, M., Perold, V., Dilley, B.J., Barbraud, C., Cherel, Y. and Ryan, P.G. 2021. The Indian Ocean ‘garbage patch’: Empirical evidence from floating macro-litter. Marine Pollution Bulletin 169. IF: 5.553

Cumming, G.S., Henry, D.A., Mutumi, G.L. and Ndlovu, M. 2021. Understanding arid‐region waterbird community dynamics during lake dry‐downs. Ecosphere 12. IF: 3.171

Dakwa, F.E., Ryan, P.G., Dyer, B.M., Crawford, R.J.M., Pistorius, P.A. and Makhado, A.B. 2021. Long-term variation in the breeding diets of macaroni and eastern rockhopper penguins at Marion Island (1994–2018). African Journal of Marine Science. IF: 0.733

Davies, T., Carneiro, A.P.B., Tarzia, M., Wakefield, E., Hennicke, J., Frederiksen, M., Hansen, E.S., Campos, B., Hazin, C., Lascelles, B., Anker-Nilssen, T., Arnardóttir, H., Barrett, R.T., Biscoito, M., Bollache, L., Boulinier, T., Catry, P., Ceia, F.R., Chastel, O., Christensen-Dalsgaard, S., Cruz-Flores, M., Danielsen, J., Daunt, F., Dunn, E., Egevang, C., Fagundes, A.I., Fayet, A.L., Fort, J., Furness, R.W., Gilg, O., González-Solís, J., Granadeiro, J.P., Grémillet, D., Guilford, T., Hanssen, S.A., Harris, M.P., Hedd, A., Huffeldt, N.P., Jessopp, M., Kolbeinsson, Y., Krietsch, J., Lang, J., Linnebjerg, J.F., Lorentsen, S-H., Madeiros, J., Magnusdottir, E., Mallory, M.L., Tranquilla, L.M., Merkel, F.R., Militão, T., Moe, B., Montevecchi, W.A., Morera-Pujol, V., Mosbech, A., Neves, V., Newell, M.A., Olsen, B., Paiva, V.H., Peter, H-U., Petersen, A., Phillips, R.A., Ramírez, I., Ramos, J.A., Ramos, R., Ronconi, R.A., Ryan, P.G., Schmidt, N.M., Sigurðsson, I.A., Sittler, B., Steen, H., Stenhouse, I.J., Strøm, H., Systad, G.H.R., Thompson, P., Thórarinsson, T.L., van Bemmelen, R.S.A., Wanless, S., Zino, F. and Dias, M.P. 2021. Multi-species tracking reveals a major seabird hotspot in the North Atlantic. Conservation Letters IF: 8.105

Dicks, L.V., Breeze, T.D., Ngo, H.T., Senapathi, D., An, J., Aizen, M.A., Basu, P., Buchori, D., Galetto, L., Garibaldi, L.A. and Gemmill-Herren, B., Howlett, B.G., Imperatriz-Fonseca, V.L., Johnson, S.D., Kovács-Hostyánszki, A., Kwon, Y.J., Lattorff, H.M.G., Lungharwo, T., Seymour, C.L., Vanbergen, A.J. and Potts, S.G. 2021. A global-scale expert assessment of drivers and risks associated with pollinator decline. Nature Ecology & Evolution. IF: 15.460

du Plessis, M., Seymour, C.L., Spottiswoode, C.N. and Coetzee, A. 2021. Artificial nectar feeders reduce sunbird abundance and plant visitation in Cape Fynbos adjacent to suburban areas. Global Ecology and Conservation 28. IF: 3.380

Eichenwald, A.J., Amar, A., Tyrrell, P., Buechley, E.R. and Virani, M.Z. 2021. Declines in an Augur Buzzard Buteo augur population in a region of increasing human development. Frontiers in Ecology and Evolution 9. IF: 4.171

Ferguson, A.J., Thomson, R.L., Nelson-Flower, M.J. and Flower, T.P. 2021. Conditioned food aversion reduces crow nest predation: an improved framework for CFA trials. Journal for Nature Conservation 60. IF: 2.831

Fjeldså, J., Dinesen, L., Davies, O.R., Irestedt, M., Krabbe, N.K., Hansen, L.A. and Bowie, R.C. 2021. Description of two new Cisticola species endemic to the marshes of the Kilombero floodplain of southwestern Tanzania. Ibis. IF: 2.517

Galloway, A.D., Seymour, C.L., Gaigher, R. and Pryke, J.S. 2021. Organic farming promotes arthropod predators, but this depends on neighbouring patches of natural vegetation. Agriculture, Ecosystems and Environment 310. IF: 5.567

Howes, C. and Reynolds, C. 2021. Absence of a Luxury Effect on bird alpha diversity in a rapidly developing African city, but surrounding landscape is key. Landscape and Urban Planning 213. IF: 6.142

Jenkins, A. 2021. Gill Memorial Medal citation: David George Allan. Ostrich IF: 1.364

Jerardino, A. and Navarro, R. 2021. Pleistocene and Holocene procurement of the clam Donax serra (Bivalvia: Donacidae) along the southern Cape coast of south Africa. Journal of Archaeological Science: Reports 38.

Jones, C.W., Risi, M.M., Osborne, A.M., Ryan, P.G. and Oppel, S. 2021. Mouse eradication is required to prevent local extinction of an endangered seabird on an oceanic island. Animal Conservation. IF: 3.641

Joseph, G.S. and Seymour, C.L. The unlikely ‘antiquity of Madagascar's grasslands’: Disproportionately forest‐limited endemic fauna support anthropogenic transformation from woodland. Journal of Biogeography. IF: 4.324

Joseph, G.S., Rakotoarivelo, A.R. and Seymour, C.L., 2021. How expansive were Malagasy Central Highland forests, ericoids, woodlands and grasslands? A multidisciplinary approach to a conservation conundrum. Biological Conservation 261. IF: 5.990

Junker, K., Spickett, A., Davies, O.R., Jansen, R. and Krasnov, B.R. 2021. Gastrointestinal nematodes in two galliform birds from South Africa: patterns associated with host sex and age. Parasitology Research. IF: 2.289

Lee, A.T., Macray, M.B., Ryan, P.G. and Alexander, G.J. 2021. Tortoise mortality along fence lines in the Karoo region of South Africa. Journal for Nature Conservation 59. IF: 2.482

Lowney, A.M. and Thomson, R.L. 2021. Ecological engineering across a temporal gradient: sociable weaver colonies create year‐round animal biodiversity hotspots. Journal of Animal Ecology. IF: 5.091

McCarren, S., Coetzee, A. and Midgley, J. 2021. Corolla stickiness prevents nectar robbing in Erica. Journal of Plant Research. IF: 2.269

Moagi, L.L., Bourne, A.R., Cunningham, S.J., Jansen, R., Ngcamphalala, C.A., Ganswindt, A., Ridley, A.R. and McKechnie, A.E. 2021. Hot days are associated with short-term adrenocortical responses in a Southern African arid-zone passerine bird. Journal of Experimental Biology 224. IF: 3.312

Muluvhahothe, M.M., Joseph, G.S., Seymour, C.L., Munyai, T.C. and Foord, S.H. 2021. Repeated surveying over 6 years reveals that fine‑scale habitat variables are key to tropical mountain ant assemblage composition and functional diversity. Scientific Reports 11(56). IF: 4.379

Ndlovu, M., Nampa, G., Joseph, G.S. and Seymour, C.L. 2021. Plant shade enhances thermoregulation of internal environments in Trinervitermes trinervoides mounds. Journal of Thermal Biology. IF: 2.902

Nebel, C., Amar, A., Hegemann, A., Isaksson, C. and Sumasgutner, P. 2021. Parental morph combination does not influence innate immune function in nestlings of a colour-polymorphic African raptor. Scientific Reports 11. IF: 4.379

Nebel, C., Sumasgutner, P., Rodseth, E., Ingle, R.A., Childs, D.Z., Curtis‐Scott, O. and Amar, A. 2021. Multigenerational pedigree analysis of wild individually marked black sparrowhawks suggests that dark plumage coloration is a dominant autosomal trait. Journal of Zoology. IF: 2.322

Osborne, A. and Ryan P.G. 2021. Using digital photography to study moult extent in breeding seabirds. Ostrich IF: 1.364

Oswald, K.N., Smit, B., Lee, A.T., Peng, C.L., Brock, C. and Cunningham, S.J. 2021. Higher temperatures are associated with reduced nestling body condition in a range‐restricted mountain bird. Journal of Avian Biology. IF: 2.327

Prinsloo, N.D., Postma, M., Ryan, P.G., Coetzee, M. and de Bruyn, P.J.N. 2021. Estimating bird flight height using 3‐D photogrammetry. Journal of Zoology. IF: 1.724

Risi, T.C., Sumasgutner, P. and Cunningham, S.J. 2021. Anthropogenic food availability and body mass maintenance in urban Red-winged Starlings Onychognathus morio. Ostrich. IF: 1.364

Ryan, P.G. and Perold, V. 2021. Limited dispersal of riverine litter onto nearby beaches during rainfall events. Estuarine, Coastal and Shelf Science 251. IF: 2.929

Ryan, P.G., Weideman, E.A., Perold, V., Hofmeyr, G., Connan, M. 2021. Message in a bottle: Assessing the sources and origins of beach litter to tackle marine pollution. Environmental Pollution 338. IF: 8.071

Santangeli, A. and Girardello, M. 2021. The representation potential of raptors for globally important nature conservation areas. Ecological Indicators 124. IF: 4.958

Scott, S.L., Venter, Z.S., Petersen, H., Jack, S.L., Navarro, R.A. and Hoffman, M.T. 2021. Documenting changing landscapes with rePhotoSA: A repeat photography and citizen science project in southern Africa. Ecological Informatics. IF: 3.142

Shaw, J.M., Reid, T.A., Gibbons, B.K., Pretorius, M., Jenkins, A.R., Visagie, R. Michael, M.D. and Ryan, P.G. 2021. A large-scale experiment demonstrates that line marking reduces power line collision mortality for large terrestrial birds, but not bustards, in the Karoo, South Africa. Ornithological Applications 123. IF: 2.628

Van Jaarsveld, B., Bennett, N.C., Czenze, Z.J., Kemp, R., van de Ven, T.M., Cunningham, S.J. and McKechnie, A.E. 2021. How hornbills handle heat: sex-specific thermoregulation in the southern yellow-billed hornbill. Journal of Experimental Biology 224. IF: 3.312

Vrettos, M., Reynolds, C., Amar, A. 2021 Malar stripe size and prominence in peregrine falcons vary positively with solar radiation: support for the solar glare hypothesis. Biology Letters 17. IF: 2.000

Wakefield, E.D., Miller, D.L., Bond, S.L., le Bouard, F., Carvalho, P.C., Catry, P., Dilley, B.J., Fifield, D.A., Gjerdrum, C., González-Solís, J., Hogan, H., Laptikhovsky, V., Merkel, B., Miller, J.A.O., Miller, P.I., Pinder, S.J., Pipa, T., Ryan, P.G., Thompson, L.A., Thompson, P.M. and Matthiopoulos, J. 2021. The summer distribution, habitat associations and abundance of seabirds in the sub-polar frontal zone of the Northwest Atlantic. Progress in Oceanography 198. IF: 4.080

Final Journal Published Papers

Adekola, O.E., Allan, D.G., Bernitz, Z., Dlungwana, W. and Ryan, P.G. 2021. Extent and symmetry of tail moult in Amur Falcons. Journal of Ornithology 162: 655–667. IF: 1.745

Archer, P., Flood, R.L., Allen, A., Jacques, A., Acampora, H., Senfeld, T., Shannon, T.J. and Collinson, J.M. 2021. Short-tailed Shearwater at Tramore, Ireland, in June 2020. Dutch Birding 43: 183-197. No IF

Bond, A.L., Taylor, C., Kinchin-Smith, D., Fox, D., Witcutt, E., Ryan, P.G., Loader, S.P. and Weimerskirch, H. 2021. A juvenile Tristan albatross (Diomedea dabbenena) on land at the Crozet Islands. Polar Biology 44: 229–233. IF: 2.310

Brink, C.W., Thomson, R.L., Amar, A., Girardello, M. and Santangeli, A. 2021. Prevalence and drivers of poison use by South African commercial farmers and perceptions of alternative livestock protection measures. Ambio 50: 1211–1221. IF: 5.129

Coetzee, A.Barnard, P. and Pauw, A. 2021. Reliability and quality of artificial nectar feeders for birds in the Cape Floristic Region. Ostrich 92: 26-31. IF: 1.364

Cohen, C., Liltved, W.R., Colville, J.F., Shuttleworth, A., Weissflog, J., Svatoš, A., Bytebier, B. and Johnson, S.D. 2021. Sexual deception of a beetle pollinator through floral mimicry. Current Biology 1962-1969. IF: 10.834

Cunningham, S.J., Gardner, J.L. and Martin, R.O. 2021. Opportunity costs and the response of birds and mammals to climate warming. Frontiers in Ecology and the Environment 19: 300-307. IF: 11.123

Dakwa, F.E., Ryan, P.G., Dyer, B.M., Crawford, R.J.M., Pistorius, P.A. and Makhado, A.B. 2021. Long-term variation in the breeding diets of macaroni and eastern rockhopper penguins at Marion Island (1994–2018). African Journal of Marine Science 43: 187-199. IF: 0.733

de Lima, R.F. and Melo, M. 2021. A revised bird checklist for the oceanic islands of the Gulf of Guinea (Príncipe, São Tomé and Annobón). Bulletin of the British Ornithologists’ Club 141: 179-198. No IF

Dixit, T., Caves, E.M., Spottiswoode, C.N. and Horrocks, N.P. 2021. Why and how to apply Weber's Law to coevolution and mimicry. Evolution 75: 1906–1919. IF: 3.694

Dilley, B.J., Davies, D., Ortmann, H.E., Glass, T. and Ryan, P.G. 2021. Population size and territories of Wilkins' Finches Nesospiza wilkinsi on Nightingale Island, Tristan da Cunha. Ardea 109: 67-76. IF: 1.020

Flood, R.L. and Simpson, B. 2021. Tahiti Petrel off Mirbat, Oman, in February 2019. Dutch Birding 43: 257-262. No IF

Flood, R.L., Richards, J.M., Gaston, A.J. and Zufelt, K. 2021. ‘Canadian Arctic flyway’–possible route for Short-tailed Shearwater to access North Atlantic?. Dutch Birding 43: 198-202. No IF

Fortuna, R., Paquet, M., Ferreira, A.C., Silva, L.R., Theron, F., Doutrelant, C. and Covas, R. 2021. Maternal allocation in relation to weather, predation and social factors in a colonial cooperative bird. Journal of Animal Ecology 90: 1122–1133. IF: 5.091

Gaglio, D., Walton, J. and Ryan, P.G. 2021. Prey delivery to a breeding colony of Caspian Terns Hydroprogne caspia on the west coast of South Africa. Ostrich 92: 140-146. IF: 1.364

Jamie, G.A., Hamama, S., Moya, C., Kilner, R.M. and Spottiswoode, C.N. 2021. Limits to host colonization and speciation in a radiation of parasitic finches. Behavioral Ecology 32: 529-538. IF: 2.671

Lee, A.T.K. 2021. Best student article published in Ostrich during 2020: we hope to see vultures circling again one day. Ostrich 92: iii-iv. IF: 1.364

Lee, A.T.K. 2021. Effects of climate change on birds (2nd Edn). Ostrich 92: 168-171. IF: 1.364

Lee, A.T.K., Ottosson, U., Jackson, C., Shema, S. and Reynolds, C. 2021. Urban areas have lower species richness, but maintain functional diversity: insights from the African Bird Atlas Project. Ostrich 92: 1-15. IF: 1.364

Mandiwana-Neudani, T.G., Crowe, T.M., Little, R.M. and Bowie, R.C.K. 2021. The importance of adopting an integrative taxonomy framework in species delimitation: Response to Hunter et al. (2021). Ostrich 92: 162-167. IF: 1.364

McCarren, S., Sumasgutner, P., Tate, G., Koeslag, A. and Amar, A. 2021. Clinal variation in the polymorphic Black Sparrowhawk Accipiter melanoleucus is unrelated to infection by the blood parasite Haemoproteus nisi. Journal of Ornithology 162: 231-241. IF: 1.745

McKechnie, A.E., Rushworth, I.A., Myburgh, F. and Cunningham, S.J. 2021. Mortality among birds and bats during an extreme heat event in eastern South Africa. Austral Ecology 46: 687-691. IF: 2.082

Miller, S.M., Barnes, K.N., Bloomer, P. and Ryan, P.G. 2021. Phylogeography and morphometric variation of the Spike-heeled Lark Chersomanes albofasciata complex. Ostrich. IF: 1.364

Murgatroyd, M., Bouten, W. and Amar, A. 2021. A predictive model for improving placement of wind turbines to minimise collision risk potential for a large soaring raptor. Journal of Applied Ecology 58: 857-868. IF: 6.528

Nwaogu, C.J. and Cresswell, W. 2021. Local timing of rainfall predicts the timing of moult within a single locality and the progress of moult among localities that vary in the onset of the wet season in a year-round breeding tropical songbird. Journal of Ornithology 162: 265–276. IF: 1.745

Ohgaki, T., Takada, H., Yoshida, R., Mizukawa, K., Yeo, B.G., Alidoust, M., Hirai, N., Yamashita, R., Tokumaru, T., Watanabe, I., Onwona-Agyeman, S., Gardiner, P., Eriksen, M., Kelly, J.F., Rodriguez-Sierra, C.J., Colasse, L., Baztan, J., Barretto, P., Izar, G.M., Abessa, D., Zakaria, M.P., Kwan, C.S., Saha, M., Ryan, P.G., Weerts, S., Ofosu-Anim, J., Sabi, E.B., Akita, C.S., Tait, H., Eriksson, C. and Burton, H. 2021. International pellet watch: Global monitoring of polybrominated diphenyl ethers (PBDEs) in plastic resin pellets. Environmental Monitoring and Contaminants Research 1: 75-90. No IF

Panter, C.T. and Amar, A. 2021. Sex and age differences in the diet of the Eurasian Sparrowhawk (Accipiter nisus) using web‐sourced photographs: exploring the feasibility of a new citizen science approach. Ibis 163: 928–947. IF: 2.517

Prinsloo, N.D., Postma, M., Ryan, P.G., Coetzee, M. and de Bruyn, P.J.N. 2021. Estimating bird flight height using 3‐D photogrammetry. Journal of Zoology 314: 174-186. IF: 1.724

Quque, M., Paquet, M., Zahn, S., Théron, F., Faivre, B., Sueur, C., Criscuolo, F., Doutrelant, C. and Covas, R. 2021. Contrasting associations between nestling telomere length and pre and postnatal helpers’ presence in a cooperatively breeding bird. Oecologia 196: 37-51. IF: 2.654

Reis, S., Melo, M., Covas, R., Doutrelant, C., Pereira, H., de Lima, R. and Loiseau, C. 2021. Influence of land use and host species on parasite richness, prevalence and co-infection patterns. International Journal for Parasitology 51(1): 83-94. IF: 3.981

Rönkä, N., Pakanen, V.M., Pauliny, A., Thomson, R.L., Nuotio, K., Pehlak, H., Thorup, O., Lehikoinen, P., Rönkä, A., Blomqvist, D. and Koivula, K. 2021. Genetic differentiation in an endangered and strongly philopatric, migrant shorebird. BMC Ecology and Evolution 21. IF: 3.058

Sumasgutner, P. 2021. A southern perspective on urban birds. Ostrich 92: iii-v. IF: 1.364

Valle, S., Collar, N.J., Melo, M., and Marsden, S.J. 2020. What can the abundance of Grey Parrots on Príncipe Island tell us about large parrot conservation? Journal of Tropical Ecology 36: 293–297. IF: 1.163

Villavicencio, C.P., Windley, H., D’Amelio, P.B., Gahr, M., Goymann, W. and Quispe, R. 2021. Neuroendocrine patterns underlying seasonal song and year-round territoriality in male black redstarts. Frontiers in Zoology 18. IF: 3.172