References

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• 1990Tool Use and Tool Making in Wild Chimpanzees671 cited
• 1984Five New World Primates589 cited
• 1999Lemur traits and Madagascar ecology: Coping with an island environment540 cited
• 1982The primates of Madagascar477 cited
• 1977Feeding Behaviour of Chimpanzees in Gombe National Park, Tanzania460 cited
• 2007Lemurs of Madagascar416 cited
• 1997Diana monkey long-distance calls: messages for conspecifics and predators353 cited
• 1980Sex differences in the behavioural ecology of chimpanzees in the Gombe National Park, Tanzania.277 cited
• 1992The Western Black-And-White Colobus as a Low-Energy Strategist: Activity Budgets, Energy Expenditure and Energy Intake237 cited
• 1980Seasonal Variations of Diet Related to Species and Sex in a Community of Cercopithecus Monkeys235 cited
• 1995Effects of body size and social context on the arboreal activities of lowland gorillas in the Central African Republic227 cited
• 1977The Guereza and Its Food226 cited
• 1988Sex differences in the foraging behavior of squirrel monkeys in a seasonal habitat218 cited
• 1997Western lowland gorillas (Gorilla gorilla gorilla) as seasonal frugivores: Use of variable resources