No. 47: Sep-Oct 1986
"Compared with the chromosomes of humans and other great apes, the pygmy chimpanzee's chromosomes are ...the most specialized -- they have changed more over time than have the others. 'Surprisingly,' Stanyon and his colleagues conclude, 'the human karotype (chromosome complement) is the most conservative...It has more unchanged chromosomes."
(Anonymous; "Chromosomes Show Apes 'More Evolved' Than Man," New Scientist, p. 24, July 17, 1986.)