Rachel Hogan works to rehab a baby gorilla riddled with bullet wounds, and Dr. Felix Lankester devises a plan to help a chimpanzee that was paralyzed from a fall. Then, a team rushes to save a chimp attacked by a rival male.

Dr. Felix Lankester and his team face disaster when two chimps escape, putting the public at risk of a dangerous rampage. Then, Rachel Hogan works with a traumatized infant gorilla to prepare her to interact with other infants.

Dr. Sheri Speede and her team rescue a chimp being kept as a pet in inhumane living conditions. Then, Dr. Felix Lankester takes in a cargo of parrots with a street value of over $1 million that were set to be illegally smuggled.

After two chimpanzees escape, a team of expert trackers must locate them before they hurt locals. Then, Dr. Felix Lankester investigates three cases of chimp attacks and an 8-month-old chimp must learn to trust a new volunteer.

Rachel Hogan and her team race to rescue a chimpanzee that's been stuck in a tree for 24 hours without food or water. Then, Dr. Sheri Speede must operate on a chimp with a serious injury that could affect the rest of his life.

A volunteer takes on the demanding job of being a surrogate mother to a baby gorilla that lost her entire family. Then, Paul Tendem works to change a community's outlook on bushmeat trade.

Dr. Felix Lankester prepares for the arrival of gorillas that are returning to Cameroon after being taken illegally and placed in a Malaysian zoo. Then, Dr. Sheri Speede must operate on a chimp riddled with flesh-eating maggots.

Four gorillas continue their journey back to Cameroon from Malaysia and a small chimp is attacked by a rival male. Then, Dr. Sheri Speede works with a chimpanzee that suffers psychological damage from being raised as a pet.

Dr. Felix Lankester races to save a gorilla with chronic intestinal problems that have resulted in massive weight loss. Then, a chimp with a bent wrist must take a frightening journey into town for an X-ray.

A British orthopedic surgeon visits to repair a chimp's wrist and is shocked by his surroundings. Then, Dr. Felix Lankester seizes reptiles being trafficked for their meat.

Dr. Sheri Speede and her team set out on a secret mission to rescue two chimps being kept as pets that are starving and living in terrible conditions. Then, a baboon suffers a serious injury during a violent leadership challenge.

Rachel Hogan and her team fight for a gorilla's life after he contracts a deadly disease, and Dr. Sheri Speede investigates a tip that locals are illegally keeping a chimpanzee as a pet.