From the Book - First edition.
Gorillas and humans: some differences
Young adults and bachelor troops
Surrogate moms and surrogate troops
The gorilla surrogate program
Looking out for one another
Balancing power in a troop
The bachelors' indoor area
The bachelors' outdoor area
A day in the life of a zoo gorilla
Training for research on how gorillas think
The gorillas species survival plan
Tips for watching and photographing When they were younger
Resources for your own gorilla research.