| 11. | As well as chimpanzees and gorillas other primates include black colobus monkeys and mandrills.
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| 12. | Females have even been observed to kill immigrant males in wild red colobus monkeys.
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| 13. | She discovered that chimps will systematically hunt and eat smaller primates such as colobus monkeys.
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| 14. | Another remarkable behavior occurs when red colobus monkeys reach their restless and somewhat nomadic adolescence.
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| 15. | For example, red colobus monkeys exhibit mobbing when threatened by chimpanzees, a common predator.
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| 16. | Another characteristic of the chimpanzee that Goodall discovered was their cooperative hunting of red colobus monkeys.
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| 17. | Birth rates for those living in mangroves are higher than colobus monkeys living in coral rag forests.
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| 18. | The black colobus monkey is now only found in areas which cannot be easily accessed by humans.
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| 19. | Red colobus monkeys in Africa have been observed eating charcoal for the purposes of self-medication.
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| 20. | The endangered black and white colobus monkey and a variety of antelopes and birds are also present.
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