Publication lists

Elliott, C.C.H. 1973. Review: The Palaearctic-African bird migration systems (Moreau). Ostrich 44: 270.

Elliott, C.C.H. and Jarvis, M.J.F. 1973. Fifteenth ringing report (part 2). Ostrich 44: 34-78.

Grindley, J.R., Siegfried, W.R. and Vernon, C.J. 1973. Diet of the Barn Owl in the Cape Province. Ostrich 44: 266-267.

Payne, R.B. 1973. Individual laying histories and the clutch size and number of eggs of parasitic cuckoos. Condor 75: 414-438.

Siegfried, W.R. 1973. Breeding success and reproductive potential in the Cape Sparrow, Passer melanurus (Mueller). In: Kendleigh, S.C. and Pinowski J. (Eds), Productivity, population dynamics and systematics of granivorous birds, pp. 167-179. Warsaw: Polish Scientific Publishers.

Siegfried, W.R. 1973. Morphology and ecology of the southern African whistling ducks (Dendrocygna). Auk 90: 198-201.

Siegfried, W.R. 1973. Wing moult of Ruddy Ducks in Manitoba. Bulletin of the British Ornithologists' Club 93: 98-99.

Siegfried, W.R. 1973. Summer food and feeding of the Ruddy Duck in Manitoba. Canadian Journal of Zoology 51: 1293-1297.

Siegfried, W.R. 1973. Post-embryonic development of the Ruddy Duck Oxyura jamaicensis and some other diving ducks. International Zoo Yearbook 13: 77-87.

Siegfried, W.R. 1973. Food requirements and growth of Cattle Egrets in South Africa. Living Bird 11: 193-206.

Siegfried, W.R. 1973. Platform-building by male and female Ruddy Ducks. Wildfowl 24: 150-153.

Siegfried, W.R. and Frost, P.G.H. 1973. Systematic notes on the small African buteos. Ardea 61: 123-127.

Siegfried, W.R. and Frost, P.G.H. 1973. Body temperature of the Lammergeier Gypaetus barbatus (Aves: Accipitridae). Bonner Zoologische Beitraege 24: 387-393.

Siegfried, W.R. and Frost, P.G.H. 1973. Regular occurrence of Porphyrula martinica in South Africa. Bulletin of the British Ornithologists' Club 93: 36-38.

Winterbottom, J.M. 1973. Le Vaillant as an ornithologist. In: Quinton, J.C., Robinson, A.M.L. and Sellicks, P.W.M. (Eds), Francois le Vaillant traveller in South Africa and his collection of 165 water-colour paintings, 1: 166-172. Cape Town: Library of Parliament.

Winterbottom, J.M. 1973. Note on the ecology of Serinus spp. in the Western Cape. Ostrich 44: 31-33.

Winterbottom, J.M. 1973. Gabar Goshawk Melierax gabar. In: New distributional data: 4. Ostrich 44: 127.

Winterbottom, J.M. 1973. The antiquity of the African avifaunas. Ostrich 44: 139.

Winterbottom, J.M. 1973. Systematic notes on birds of the Cape Province. 32. Three species-pairs. Ostrich 44: 144.

Winterbottom, J.M. 1973. The relationships of the avifauna of the south west arid area of Africa. Zoologica Africana 8: 83-90.