out into the jungle. i became the geographic cover girl. chris: the fact that you were such a striking girl didn't hurt either, did it? >> it didn't hurt at all. [laughter] chris: as goodall bonned with the chimpanzees, she even learned their language. >> if i'm greeting you, a dominant male -- because males are dominant -- i would be -- chris: and if you were laughing? yes. [laughter] that'si'm being tickled. chris: goodall ended her career as a field biologist 30 years ago, but she set up the goodall institute as well as roots and shoots to turn young people in 98 countries into conservation activists. and she returns to gambe for a few todays twice a year. >> it's not really enough, but