Blood parasites of chickens in Uganda and Cameroon with molecular descriptions of Leucocytozoon schoutedeni and Trypanosoma gallinarum
Does bill size polymorphism affect courtship song characteristics in the African finch Pyrenestes ostrinus?
Patterns of morphological and geographic variation in trophic bill morphs of the African finch Pyrenestes
Inter- and intra-specific diet overlap during lean times between Quelea erythrops and bill morphs of Pyrenestes ostrinus