| 31. | Baboons are Old World monkeys that split from humans and apes on the primate family tree 30 million years ago.
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| 32. | The primatologists reported on 22 different primate species, including all the great apes, and various new and old world monkeys.
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| 33. | The Proboscis monkey is a reddish-brown arboreal Old World monkey that is endemic to the south-east Asian island of Borneo.
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| 34. | Compared to humans, Old World monkeys have far larger erector spinae muscles, which are the muscles hold the spine steady.
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| 35. | The ischial callosities are one of the most distinctive pelvic features which separates Old World monkeys from New World monkeys.
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| 36. | This family split off the lineage of Old World monkeys and apes sometime after the New World monkeys also split off.
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| 37. | The exception, the howler monkey, had lost 30 percent of its odor genes, just like the apes and Old World monkeys.
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| 38. | Their conclusion emerges from an attempt to make sense of the geographical distribution of living and fossil apes and Old World monkeys.
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| 39. | This genus includes the human-infecting Epstein Barr virus, as well as viruses that infect both Old World monkeys and New World monkeys.
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| 40. | There has been a shift from the subtelomeric regions of the Old World monkeys to the pericentromeric regions of the modern primate.
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