@misc{Kopij_Grzegorz_Timing_1997,
 author={Kopij, Grzegorz},
 volume={32},
 editor={Polska Akademia Nauk. Muzeum i Instytut Zoologii},
 number={2},
 copyright={Rights Reserved - Restricted Access},
 journal={Acta Ornithologica},
 address={Warszawa},
 howpublished={online},
 year={1997},
 publisher={Muzeum i Instytut Zoologii PAN},
 language={eng},
 language={pol},
 title={Timing of colony occupation, clutch size and breeding success in the cattle egret Bubulcus ibis related to nest location in a South African heronry},
 type={Text},
 keywords={Buff-backed Heron, Cattle Egret, Tick Bird, Tickbird, breeding biology, breeding ecology, South Africa, Republic of South Africa, Free State, herons, birds, Bubulcus ibis, Ardeidae, Aves},
}