31. Birth rates for those living in mangroves are higher than colobus monkeys living in coral rag forests. 32. Most are restricted to humid forests, but the Zanzibar red colobus prefers coastal thickets and scrub. 33. Fruit, seeds and foliage provide the primary food source of Miss Waldron's red colobus . 34. The black colobus monkey is now only found in areas which cannot be easily accessed by humans. 35. Red colobus monkeys in Africa have been observed eating charcoal for the purposes of self-medication. 36. It teems with game including baboon, colobus , bushbuck, impala, duiker and many birds. 37. The endangered black and white colobus monkey and a variety of antelopes and birds are also present. 38. Other primates found in large numbers are the red colobus , red-tailed and blue monkey. 39. With the disappearance of Waldron's red colobus , scientists have had a front-row seat. 40. Dr . Richard Wrangham, a primatologist at Harvard, cites the example of the red colobus monkey.
