Adams, N.J. 1990. Feeding and breeding biology of Cape Gannets Morus capensis: responses to a variable food supply (poster abstract). Oceans '90. 7th National Oceanographic Conference: programme and abstracts, San Lameer, Natal, 25-29 June 1990. pp. 1.
Allan, D. 1990. Fieldworker report. SABAP News 10:5-6.
Allan, D.G. 1990. More on the "poison people": an indictment of pharmacists. African Wildlife 44:129, 131-132.
Allan, D. 1990. Review: Atlas of the birds of the southwestern Cape (Hockey, Underhill, Neatherway & Ryan). Promerops 192:14-16.
Allan, D., McCarthy, M. & Morris, A. 1990. Counting waterbirds - the Strandfontein example. Birding in Southern Africa 42:9-12.
Allan, D.G., Steele, W.K. & Velasquez, C.R. 1990. Lesser Blackbacked Gull in Namibia. Lanioturdus 25:58-59.
Brooke, R. 1990. Fitztitute visits Mozambique. UCT News Magazine 17(1):10.
Brooke, R. 1990. The kingfishers and bee-eaters of southern Africa. The SAPPI selection: David Ord Kerr.
Brooke, R.K. 1990. More on swifts. Promerops 194:15.
Brooke, R.K. & Martin, R. 1990. Buff- and grey-flanked Cape White-eyes in the western Cape. Promerops 194:10-11.
Cooper, J. 1990. Research opportunities for ecologists and physiologists in Antarctica. BIOTAS Newsletter 5:33.
Cooper, J. & Graham, J. 1990. Distribution and abundance of seabirds in the surrounding waters of the Prince Edward Islands during the MOES II cruise, April 1989 (poster abstract). Oceans '90. 7th National Oceanographic Conference: programme and abstracts, San Lameer, Natal, 25-29 June 1990. pp. 1.
Crowe, T.M. 1990. Advertisement. Origin 2:6.
Crowe, T.M. 1990. The battle of the species concepts continues locally. Origin 3:54.
Crowe, T. 1990. A 'classification' of southern African evolutionary biologists. Origin 2:39.
Crowe, T. 1990. Department of Zoology (including the FitzPatrick Institute). Origin 2:23.
Crowe, T. 1990. Editorial. Greywing 4:2.
Crowe, T.M. 1990. Editorial. Origin 2:1-5.
Crowe, T.M. 1990. Editorial 1: Editorial 2: Is there a future for research at South African museums? Origin 3:1-4.
Crowe, T. 1990. Gamebird research and gundogs. (In: The South African Field Trial Club 80th anniversary yearbook 1908-1989. pp. 51, 53.)
Crowe, T. 1990. In: Points of view. Origin 2:36-37, 39.
Crowe, T. 1990. Introducing AGRED. Greywing 4:18-19.
Crowe, T.M. 1990. News flash [visit and itinerary of Steve Farris and Marie Kallersjo]. Origin 3:12-14
Crowe, T.M. 1990. News from various EDG-land. Origin 2:6-7.
Crowe, T.M. 1990. Proposed mission statement for the South African Association of Evolutionary Discussion Groups. Origin 2:6.
Crowe, T. 1990. Request for accommodation. Greywing 4:22-23.
Crowe, T. 1990. The sandgrouse research project. Greywing 4:3-5.
Crowe, T.M., Crowe, A.A., Harley, E.H., Jakutowicz, M. & Komen J. 1990. Phylogenetic and taxonomic implications of variation in mitochondrial DNA, morphology, behavior, and ecology of francolins (Galliformes: Phasianidae). Fourth International Congress of Systematic and Evolutionary Biology, College Park, USA, 1-7 July 1990, programme. pp. 130.
Crowe, T.M. & Harley, E.H. 1990. ICSEB IV: recent advances in palaeoanthropology, conservation biology, phylogenetics and molecular evolution. Origin 3:18-39.
Dean, W.R.J., Milton, S.J. & Siegfried, W.R. 1990. The dispersal of seeds as nest material by birds in the Karoo (abstract). 1990 Annual Research Meeting of the Karoo Biome, Elsenburg, 3-5 October 1990, programme. pp. 23.
Du Plessis, M.A. 1990. Fitness consequences of group size in two Redbilled Woodhoopoe populations (abstract). Southern African Ornithological Society Symposium on Longterm and Single Species Studies, Bloemfontein, 2-5 April 1990, programme. pp. 18.
Fraser, M. 1990. In: Sightings general. Promerops 192:12-13.
Fraser, M. 1990. Peregrine mobbed by Arctic Skuas. Promerops 193:10.
Fraser, M. 1990. Review: Bander's aid (Rogers, Rogers & Rogers). Safring News 19:51-52.
Fraser, M. & McMahon, L. 1990. Black Oystercatcher brood of three chicks. Promerops 194:15.
Fraser, M. & McMahon, L. 1990. Cape Weaver fledgling fed by two females. Promerops 192:11.
Fraser, M. & McMahon, L. 1990. Common Terns feeding on the ground. Promerops 192:10-11. (Reprinted in Birding in Southern Africa 42:56.)
Fraser, M. & McMahon, L. 1990. Melanistic Laughing Dove. Promerops 194:7.
Fraser, M. & McMahon, L. 1990. Seabirds in False Bay. Promerops 194:11-13.
Fraser, M. & McMahon, L. 1990. Unusual feeding technique of Common Terns. Promerops 193:7.
Fraser, M.W., Underhill, G.D. & McMahon, L. 1990. Cape Weaver movements in the southwestern Cape. Safring News 19:17-25.
Fraser, M., Underhill, G. & McMahon, L. 1990. Namaqua Doves back on the Peninsula. Promerops 192:10.
Hockey, P.A.R. & the Rarities Committee 1990. Rare birds in southern Africa, 1988: Sixth Report of the SAOS Rarities Committee. Birding in Southern Africa 42:34-38.
Jackson, S, Lipinski, M.R. & Cooper, J. 1990. Does squid buoyancy influence seabird diet? (poster abstract). Oceans '90. 7th National Oceanographic Conference: programme and abstracts, San Lameer, Natal, 25-29 June 1990. pp. 1.
Kemp, A.C. & Crowe, T.M. 1990. Ecomorphological relationships among the Falconiformes (abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 257.
Kemp, A. & Crowe, T. 1990. Ecomorphological relationships among the Falconiformes. Origin 2:28.
Komen J. 1990. Distribution of Greater Swamp Warblers in southern Africa. Lanioturdus 25:55-56.
Komen J. 1990. Editorial. Lanioturdus 25:2-3.
Komen J. 1990. Hartlaub's Francolin news. Lanioturdus 25:60-61.
Komen J. 1990. Hartlaub's Francolin research project. World Pheasant Association News 28:18-20.
Komen J. 1990. Sex-role reversal in Hartlaub's Francolin Francolinus hartlaubi (Phasianidae) (abstract). Second Scientific Meeting of the Ethology Group of the Zoological Society of Southern Africa, Stellenbosch, February 1990. 1 p.
Komen J. 1990. Sexing Chestnut Weavers Ploceus rubiginosus. Lanioturdus 25:45-50.
Little, R. 1990. Greywing breeding biology. Greywing 4:7-9.
Little, R. 1990. Greywing news update from the field. Greywing 4:5-7.
Little, R. 1990. A Greywing Partridge data base. Greywing 4:7.
Little, R. 1990. Greywing population genetics. Greywing 4:14.
Little, R. 1990. Growth and development of Greywing Partridges. Greywing 4:11-12.
Little, R. 1990. Hunting Greywing Francolin. Pelea 9:121-124.
Little, R. 1990. Research on Greywing intestinal parasites. Greywing 4:12-13.
Little, R. 1990. Results from captive rearing of Greywing Partridges. Greywing 4:9-10.
Little, R.M. & Crowe, T.M. 1990. Population control in the Greywing Partridge (abstract). Southern African Ornithological Society Symposium on Longterm and Single Species Studies, Bloemfontein, 2-5 April 1990, programme. pp. 28.
Macdonald, I.A.W. 1990. Cape Sugarbird feeding in Sisal plants during summer. Promerops 193:9.
Macdonald, I.A.W. 1990. Conservation challenges for the last decade of the twentieth century. South African Institute of Ecologists Bulletin 9(3):2-5.
Macdonald, I.A.W. 1990. Conservation challenges for the last decade of the twentieth century. Summary of keynote address to the Annual Research Seminar of the Natal Parks Board, Pietermaritzburg, 5 June 1990. Wildlife Management Association Newsletter:1-2, September.
Macdonald, I. 1990. The global crisis and South Africa - the planet is under threat from many sides. How is SA affected? (In: Tyrrell, H., ed. Earthyear 90. Cape Town: Cameron Design. pp. 10-12.
Macdonald, I. 1990. Hadeda Ibis in Rondebosch. Promerops 193:4.
Macdonald, I. 1990. How common is the Barn Owl? Promerops 193:5.
Macdonald, I.A.W. 1990. Ozone fact file. Supplement to Argus 8 March, Star 8 March, Natal Mercury 8 March.
Macdonald, I.A.W. 1990. Rapid climate change and temperature-dependant [sic] sex determination (abstract). International Geosphere-Biosphere Programme - South African Palaeoenvironments Workshop, Cape Town, 23 November 1990, programme. pp. 3-4.
Macdonald, I.A.W. 1990. The significance of recent observations on interspecific feeding associations in Botswana. Babbler 20:9-11.
Macdonald, I. 1990. You & the greenhouse effect. South:15-21, November.
Malan, G. & Crowe, T. 1990. Causes and consequences of cooperative polyandry in the Pale Chanting Goshawk Melierax canorus. Origin 2:23-24.
Malan, G. & Crowe, T.M. 1990. Polyandry in the Pale Chanting Goshawk: Causes and consequences (abstract). Southern African Ornithological Society Symposium on Longterm and Single Species Studies, Bloemfontein, 2-5 April 1990, programme. pp. 23.
McMahon, L. & Fraser, M. 1990. Review: Hunters of the African sky (Steyn). Birding in Southern Africa 42:68.
Milton, S. 1990. Production of the new generation: flowers, seedlings and grazing (abstract). 1990 Annual Research Meeting of the Karoo Biome, Elsenburg, 3-5 October 1990, programme. pp. 19.
Place, A.R., Duke, G., Jackson, S. & Roby, D. 1990. The problem of cerophagy - revisited (poster abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 514.
Place, A.R. & Jackson, S. 1990. Chitin digestion in seabirds (abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 289.
Rebelo, A.G. 1990. Meanings of scientific names: 2.Leucospermum. Sappex News 66:9.
Rebelo, A.G. 1990. Meanings of scientific names: 3.Leucadendron. Sappex News 68:29.
Rebelo, A.G. 1990. Meanings of scientific names: 4.Leucospermum allies. Sappex News 68:30.
Rebelo, A.G. 1990. Meanings of scientific names: 5.Paranomus and allies. Sappex News 69:3.
Rebelo, A.G. 1990. Social organization of nectarivorous birds in the Cape flora (abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 281-282.
Rebelo, A.G. & Holmes, P.M. 1990. Reap or rape? Exploitation of the Coffeebush Brunia albiflora. Veld & Flora 76:45-47.
Rebelo, T. & Holmes, P. 1990. Reply to "Response to reap or rape". Veld & Flora 76:67.
Rebelo. T. & Rebelo, P. 199O. Proteaceae Atlas Newsletter 6:1-16.
Rebelo, T. & Rebelo, P. 1990. Proteaceae Atlas Newsletter 7:1-18.
Rebelo, T. & Rebelo, P. 1990. Proteaceae Atlas Newsletter 8:1-18.
Rebelo, T. & Rebelo, P. 1990. Protea Atlas Newsletter 9:1-16.
Ryan, P. 1990. A case of confused buntings. Origin 2:24-25.
Ryan, P.G. 1990. Population structure and hybridization in Nesospiza (poster abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 457.
Ryan, P.G. 1990. Some enigmatic canaries: a case for shotgun birding. Birding in Southern Africa 42:58.
Ryan, P.G. & Moloney, C.L. 1990. Accumulation of debris stranded at Inaccessible Island, South Atlantic Ocean (poster abstract). Oceans '90. 7th National Oceanographic Conference: programme and abstracts, San Lameer, Natal, 25-29 June 1990. 1 p.
Seddon, P. 1990. Predation, habitat loss and conservation of the Yellow-eyed Penguin. Australian Wildlife Management Society Newsletter 3:7-8.
Seddon, P. & Van Heezik, Y. 1990. The world's rarest penguin. Southern Skies:42-45.
Siegfried, W.R., Brooke, R.K. & Armstrong, A.J. 1990. The rise and fall of African avian systematics and biogeography (abstract). Acta XX Congressus Internationalis Ornithologici: programme and abstracts. pp. 256.
Siegfried, W.R. & Lutjeharms, J.R.E. 1990. Introduction. (In: Herbst, J.F., ed. Marine science and technology in South Africa. Pretoria: Foundation for Research Development. pp. 1-3.
Vanherck, L. 1990. Review: The Mute Swan (Birkhead & Perrins). Birding in Southern Africa 42:60.
Vernon, C.J., Macdonald, I.A.W. & Dean, W.R.J. 1990. The birds of the Haroni-Lusitu. Honeyguide 36:14-35.