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Descriptive Attribute Value(s)
Grouping Old World monkey
Observation Number (Open Context) 71
Subspecies Mandrilllus leucophaeus
Common name Drill
Period of study January - March 2010, 2011 and 2012
Country or Region Equatorial Guinea
Method Direct observation, feeding traces and faecal samples
Wet season Unknown
Dry season January - March
Environment Montane forest
Altitude (m) 900 - 1,200
% Fruit 26.1
% Leaves 6.5
% Flowers 10.9
% Seeds 2.2
% Pith & stems 21.7
% Roots 4.3
% Invertebrates 28.3
Fruit availability peak Wet season?
Low fruit availability Dry season?
Percentages Based on average diet composition
Notes Data based on Tables 1 and 3.
Reference Owens et al., 2015
Full Reference
Owens, J. R., Honarvar, S., Nessel, M. and Hearn, G. W. (2015). From frugivore to folivore: Altitudinal variations in the diet and feeding ecology of the Bioko Island Drill (Mandrillus leucophaeus poensis). American Journal of Primatology, 77: 1263-1275. [Available at: https://doi.org/10.1002/ajp.22479]
Suggested Citation

Rebecca Haywood. (2020) "Old World monkey 71 from Africa/Equatorial Guinea/Caldera, Gran Caldera and Southern Highlands Reserve, Bioko Island, Equatorial Guinea". In Database of non-human primate dietary studies. Rebecca Haywood (Ed). Released: 2020-08-21. Open Context. <https://opencontext.org/subjects/082e6140-5c37-4e4f-a6c5-c678506464ed> ARK (Archive): https://n2t.net/ark:/28722/k2zc8906r

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