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Conservation Initiatives – Projek Grootoog – Scientific Publications

Ansara, T. (2008). Determining the ecological status and possible anthropogenic impact on the grass owl (Tyto capensis) population in the East Rand Highveld, Gauteng.

Academic Press Harcourt Brace Jovanovich, Publishers. London,

Steyn, P. (1994). Hunters of the African night: Focus on Owls – part 1. Environment and Wildlife, 2(4): 32-39

Armstrong, A.J. (1991). On the biology of the Marsh Owl, and some comparisons with the Grass Owl. Honeyguide, 37:148-159.

Andersson, M., Erlinge, S. 1977. Influence of predation on rodent populations. Oikos 29: 591 – 597.

Avery, D. M., G. Avery, and A. Roberts. 2002. A contribution from Barn owl pellets to the known micro-mammalian distribution in Kwa-Zulu Natal, South Africa. African Zoology 37(1):131-140.

Avery, D. M., I. L. Rautenbach, and R. M. Randall. 1990. An annotated check list of land mammal fauna of the West Coast National Park. Koedoe 33(1):1-18.

Avenant, N. L. 2005. Barn owl pellets: a useful tool for monitoring small mammal communities? Belgian Journal of Zoology 135:39-43

Baxter, R., and A. Matshili. 2003. An analysis of Barn and Grass owl pellets from Alice, 384 Eastern Cape, South Africa. Ostrich 74:233–235.

Bonvicino, C. R., and A. M. R. Bezerra. 2003. Use of regurgitated pellets of Barn owl (Tyto alba) for inventorying small mammals in the Cerrado of Central Brazil. Studies on Neotropical Fauna and Environment 38:1–5.

Dean, W. R. J. 1973. Analysis of a collection of Barn owl (Tyto alba) pellets from Warmbaths, Transvaal. Zoologica Africana 8(1):75-81.

Earlé, R.A. (1978). Observations at a nest of a Grass Owl. Ostrich, 49:90-91

Leirs, H., Stenseth, N.C., Nichols, J.D., Hines, J.E., Verhagen, R., Verheyen, W., 1997.Stochastic seasonality and nonlinear density-dependent factors regulate population size in an African rodent. Nature 389, 176–180

Fry C.H., Keith, S. and Urban, E.K. (1988). The birds of Africa Volume 3.

Vernon, C.J. (1971). Observations on Egretta vinaceigula. Bulletin of the British Ornithologists’ Club, 91: 157-159.

Government of Alberta (2002). Owls and the Food Chain. Alberta’s Wild Species. May 31,2002

Kemp, A.C. and Calburn, S. 1987. Owls of southern Africa. Struik, Cape Town, South Africa

Lekunze, L. M., A. U. Ezealor, and T. Aken’Ova. 2001. Prey groups in the pellets of the Barn owl Tyto alba (Scopoli) in the Nigerian savanna. African Journal of Ecology 39:38– 44

Lushka, L. 2016. Are avian predators effective biological control agents for rodent pest management in agricultural systems? Biological Control 101(2016)94-102

Mcdowell, M. C., and G. C. Medlin. 2009. Using the diet of the barn owl (Tyto alba) as an indicator of small vertebrate abundance in the Channel Country, south – western Queensland. Australian Mammalogy 31:75-80.

Meek, W. R., P. J. Burman, T. H. Sparks, M. Nowakowski, and N. J. Burman. 2012. The use of Barn owl Tyto alba pellets to assess population change in small mammals. Bird Study 3657:37–41.

Moltoni E., 1937.  Osservazioni bromatologiche sugli uccelli rapaci italiarri. Riv. Ital. Ornitol., 7: 61-119.

Payne R.S., 1971 – Acoustic locatiolz of prey by Barn Owls (Tyto alba). J. Exp Biol., 54:’ 535-573.

Sekercioglu, C.H. 2006. Increasing awareness of avian ecological function. Ecol. Evol.21: No 8.

Vernon, C.J. (1980) Prey of six species of owls at Zimbabwe Ruins 19701975. Honeyguide, 101: 26-28.

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