 In an effort to raise funds for a new gorilla exhibit at the Toronto Zoo, some of these works were exhibited and sold at a private art gallery and were sold for $400 to $800 each which raised over $37,000.00 for the Toronto Zoo.As in the wild, the fate of Charles' offspring would be that once they reached maturity they would have to find another family to live with.This is to prevent inbreeding with the females and suppress the violent tactics of maturing blackback males interested in challenging their fathers for control of the group.