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Publications by Eric C. Jackson
Mirror Use by African Grey Parrots (Psittacus Erithacus).
Journal of comparative psychology (Washington, D.C. : 1983)
Evolution
Ecology
Systematics
Psychology
Behavior
Related publications
Figure 1: African Grey Parrots (Psittacus Erithacus) Observed in the Present Study.
Vowel-Like Sound Structure in an African Grey Parrot (Psittacus Erithacus) Vocal Production
The Open Behavioral Science Journal
Numerical Competence in an African Gray Parrot (Psittacus Erithacus).
Journal of comparative psychology (Washington, D.C. : 1983)
Evolution
Ecology
Systematics
Psychology
Behavior
Table 1: Corticosterone Metabolite (Ng/G Dry Matter) Excretion in the Droppings of Healthy and FDBaAfrican Grey Parrots (Psittacus Erithacus) (Mean and Pooled SEM).
Breeding Biology of African Grey Parrot (Psittacus Erithacus) in Kom National Park (South-Cameroon) and Implications to the Species Conservation
International Journal of Biological and Chemical Sciences
Congo Grey Parrot Psittacus Erithacus Densities in Oil Palm Plantation, Agroforestry Mosaic and Protected Forest in Southwest Cameroon – ERRATUM
Bird Conservation International
Animal Science
Zoology
Ecology
Landscape Conservation
Nature
Cognitive and Communicative Abilities of Grey Parrots
Cognitive and Communicative Abilities of Grey Parrots
Current Directions in Psychological Science
Developmental
Psychology
Educational Psychology
Increasing Exploitation of Grey Parrots in Eastern DRC Drives Population Declines
Oryx
Evolution
Ecology
Nature
Systematics
Behavior
Landscape Conservation