Spatial and Temporal Patterns of Frugivorous Hornbill Movements in Central Africaand their Implications for Rain Forest Conservation
Dja Hornbill/Project Calao: Fourth Report- Summary of Weather, Phenology, and Abundance Data 1994-1998
Seed dispersal and movement patterns in two species of Ceratogymna hornbills in a West African tropical lowland forest
Breeding and nest site characteristics of the Black-casqued Hornbill Ceratogymna atrata and White-thighed Hornbill Ceratogymna cylindricus in south-central Cameroon