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Descriptive Attribute Value(s)
Grouping Ape
Observation Number (Open Context) 73
Subspecies Pan troglodytes verus
Common name Western chimpanzee
Period of study December - May
Country or Region Guinea
Method Direct observation and faecal analysis
Wet season April - November, June - September
Dry season November - February (Yamakoshi et al., 1998)
Environment Secondary forest, limited primary forest and grass-land
Altitude (m) 550 - 710 (Sugiyama & Koman 1992)
% Fruit 49.8
% Leaves 21.5
% Flowers 8.7
% Seeds 3.9
% Pith & stems 12.2
% Bark and cambium 1.5
% Other 2.5
Fruit availability peak January - February
Low fruit availability May - August (Yamakoshi et al., 1998)
Percentages Based on average diet composition.
Notes Other includes gum and tubercles, flowers include bud and shoots, bark includes woody tissue. Count was found to differ for fruit (102 were counted here), seeds and nuts (8 were counted here), and resin and gum (2 counted here). Data taken from Table 1. Consumption of flowers and leaves could be high because these will likely flush after the rains, which end shortly before this study commensed.
Reference Sugiyama & Koman 1987
Full Reference
Sugiyama, Y. and Koman, J. (1987). A preliminary list of chimpanzees’ alimentation at Bossou, Guinea. Primates, 28 (1): 133-147. [Available at: https://doi.org/10.1007/BF02382192]
Suggested Citation

Rebecca Haywood. (2020) "Ape 73 from Africa/Guinea/Bossou, Guinea, West Africa". In Database of non-human primate dietary studies. Rebecca Haywood (Ed). Released: 2020-08-21. Open Context. <https://opencontext.org/subjects/42390b20-9087-4492-b502-17e8226d0d7b> ARK (Archive): https://n2t.net/ark:/28722/k2k364k0g

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