Diet of three sympatric Owls in steppe habitats of eastern Kazakhstan

1. Navarro, J.
2. Sánchez-Zapata, J.A.
3. Carrete, M.
4. Botella, F.
5. Gavrilov, A.
6. Sklyarenko, S.
7. Donázar, J.A.
8. Ceballos, O.
9. Hiraldo, F.