Cross-section of Artificial Riverbank
        PAGEL, T. (1997). Experiences keeping and breeding the white-fronted
        bee-eater Merops bullockoides in the Zoological Garden Cologne. Avicultural
        Magazine, Vol 103, No. 1 1997, pp.20-27.

        Theo Pagel is the Curator of Birds and Carnivores, Zoo Cologne, Riehler Strasse
        173, 5075 Cologne, Germany.