| pair of lice lost or parasites regained: the evolutionary history of anthropoid primate lice. | the parasitic sucking lice of primates are known to have undergone at least 25 million years of coevolution with their hosts. for example, chimpanzee lice and human head/body lice last shared a common ancestor roughly six million years ago, a divergence that is contemporaneous with their hosts. in an assemblage where lice are often highly host specific, humans host two different genera of lice, one that is shared with chimpanzees and another that is shared with gorillas. in this study, we recons ... | 2007 | 17343749 |