Dr Alison Cronin and animal manager Jeremy return from a trip to Argentina with Sasha and Kangoo, two chimpanzees are given a new home at the park, and Tuan's orangutans receive a treat.
Alison and Jeremy prepare to fly Sasha and Kangoo from Argentina to Dorset, which means crating and loading them in the middle of the night.
Alison and Jeremy travel to Argentina to meet two chimps as they prepare to bring them back to Dorset. The team attempt to sort out the macaques' hierarchy problems.
Chimp Bryan has a trip to the dentist to remove a rotten molar, and Lee Butler returns to Vietnam to assess repairs needed at Monkey World's sister sanctuary.
The primate care staff move more than thirty capuchins in a day, the chimps react to a fallen tree and the guenons finally get to try out their revamped home.
Vet Nic Masters uses high tech diagnostic equipment to examine health issues in some of the park's smaller primates, including capuchin Louis and patas monkey Penelope.
There's big news for one of the chimp groups, and rescued marmoset Jangles summons up the courage to join her new mate Reggie in the outside enclosure.
Capuchin Matty needs a visit from the vet after fighting leader Erico for the top spot, and the birth of a baby woolly monkey is captured on camera.
As Alison collects a female marmoset whose owner has died, the squirrel monkeys try a new puzzle and Xingu's baby ventures outside for the first time.
Alison and the team welcome a new female loris to the park, and there's another tiny new addition at the woolly monkey house.
Alison takes action to protect the park after learning that COVID-19 can also affect apes. Chimp Gypsy's condition worsens and a little woolly bonds with his dad.
As Alison offers a tiny marmoset a home and a family, the Hananya's chimps do a work out and the two new capuchins meet dominant female Phoenix.
Alison arrives back at the park with rescued chimpanzee Toprish, and the team are keen to greet her. Marmoset Freya is on the road to recovery after a leg operation.
Alison and wildlife vet John Lewis are in Turkey to collect a young chimp previously stolen from the wild and kept as a pet.
A new baby woolly enters the world, while there's sadness over the passing of one of the park's most iconic characters.
There is a heart stopping moment for the team when something goes wrong with gibbon Kitty, and Saki monkey Chloe meets an over ardent suitor.
Vet Cesar faces a tough challenge when marmoset Freya suffers a possible life changing injury, and Saki monkey Desmond enjoys his new outdoor enclosure.
Alison visits Desmond and Tutu, two potential companions for lonely saki monkey Chloe. Meanwhile, the chimps go football crazy.
Wildlife vet John Lewis and local vet Cesar Sastre are called in to examine one of Monkey World's most iconic characters, female chimp Sally.
Alison's on a mission to collect a marmoset found climbing scaffolding on a large block of flats.