Eugene is racing time while awaiting for the owner of a chimp named Josephine to claim her before being put down in Angola. Meanwhile, he rescues two baby chimps that are discovered in appalling conditions.
Eugene waits for test results on two young chimps he was forced to leave in Angola; exploring life at the sanctuary.
Eugene risks his life when going into Chimp Eden's kindergarten; 43-year-old Jao watches over the baby chimps, causing a potential danger to Eugene.
Xena threatens the stability of Eugene's relationship with Jao and attacks Eugene every time he goes into the baby enclosure.
Angola, Mimi, Lika and Gida are free after spending a decade in cages; Eugene tries to protect them from three males.
Eugene rescues mystery chimps Zac and Jinga, believed to be bonobos.
Jinga goes into the enclosure and meets the group; personalities clash and a violent confrontation erupts between Jinga and the male chimps.
Five orphaned chimps are rescued from the Sudan by Eugene, who's wife is seven months pregnant, only to find out there is now seven babies to bring back. Sadly, his visa will only allow five to return with him and now must figure which two to leave behind.
Eugene is warmly welcomed by the seven baby chimps at the safe house; Eugene must decide which of the babies to leave behind.
Cozi, the sanctuary's "Jekyll and Hyde" chimp, causes problems.
The five baby chimps Eugene rescued join the other chimps in the infant enclosure.
Eugene begins work with a new family group, an assignment which can be dangerous, but if successful it will mean a new phase towards the rehabilitation of the chimps.
One of the chimps has a bad reaction to darting.
A 13 year old aggressive chimp is hindering her integration into the adult area, and a sudden tragedy is felt all over the camp.
Josephine's introduction continues despite the turmoil created by the demise of the group's alpha male.
Lone visits Orangutan Island on its anniversary; special moments with Chen Chen and Cha Cha.
Eugene returns to Angola to rescue young females Lily and Suzie.
Eugene faces several problems during his efforts to bring the chimps to the sanctuary.
Josephine escapes from the adult enclosure.
Zac, the number 2 male, challenges Jao for the leadership in the family. This showdown was bound to happen someday.
Eugene returns to Sudan to pick up seven young chimps at a safe house.
Eugene struggles with food shortages, bureaucratic difficulties and seven unruly baby chimps.
The success of a new family group depends on its alpha female, Martha.
Nicky, 12, was expelled from a zoo because he couldn't stay away from an alpha male's favorite females.
Tony goes in for a cataract operation.
Gida struggles for her place in the hierarchy.
The adult group is moved into a bigger, less controlled enclosure.
A seemingly minor dust up between Josephine and Jinga sparks a major drama.
Jao's family is moved into the old adult enclosure, which offers more room to explore.
The new family leaves quarantine and is released into the empty infant enclosure.
Eugene begins his work with the new family group.
Eugene heads to the Lekedi Reserve in Gabon where for the first time will meet the chimps in their natural surroundings.