The keepers are keen to breed some baby eastern bongos, a critically endangered species of antelope. Pinstripe damba fish George needs an urgent operation to prevent suffocation. (S8 Ep6) [AD,S]
On Chimpanzee Island, younger males test the pecking order. In the pudu paddock, Serena and Odin are expecting a new arrival. And there's a fish out of water at the aquarium. (S9 Ep1) [AD,S]
Has a recent fire stopped Chester's hornbills from having chicks? Meerkat Huskie also has the baby blues, while Milli the sun bear has a feisty one-year-old on her paws. (S9 Ep2) [AD,S]
Laid-back rock hyraxes Daissie and Nungu are expecting their eighth litter. At the reptile house, the Bermuda skinks have a ferocious approach to mating as Poptart meets Sharkface. (S9 Ep3) [AD,S]
At Chester Zoo, a Malayan tapir is eating for two. A hyacinth macaw called James Bond loses his mate. And the head of Chester's Asian elephant herd is feeling her age. (S10 Ep1) [AD,S]
At Chester Zoo, a giant otter's hogging all the food. A turtle's gone off his dinner due to a belly full of gravel. And a red river hog bullied by her sisters needs to fight back. (S10 Ep2) [AD,S]
Rothschild's giraffe Dagmar gives birth, but her calf struggles with its first steps. 'Inseparable' blue-throated macaws Lady and Girlie are divided when Girlie goes on the run. (S8 Ep2) [AD,S]
Chester Zoo embarks on a treatment to save Asian elephant calf Indali. Feisty Humboldt penguin Almond and her mate Walnut go house-hunting, but an intruder is eyeing up their turf. (S8 Ep1) [AD,S]
An elephant calf is born at Chester Zoo. Bush dog Franco has got his sister-in-law pregnant. And rhino beetle Sheldon has a damaged wing case: can he impress female beetle Alice? (S3 Ep4/7) [AD,S]
The arrival of a new female chimp causes upheaval at Chester Zoo, baby otter Bo goes missing, cheetah mum Kinky Tail is on the operating table, and the meerkats steal food. (S3 Ep3/7) [AD,S]
Young giraffe mum Tula gives birth, while this year's brood of penguin chicks face the ordeal of joining the main pool, where they must compete for fish with the adult penguins. (S3 Ep2/7) [AD,S]
Pedro the giant anteater faces a major operation. Can mantis Bruce survive mating with deadly Natasha? And rhino couple Beni and Asha are reunited after four years apart. (S3 Ep1/7) [AD,S]
Four of Chester's orangutans vanish. The dominant female meerkat is challenged by her daughter. And can bull elephant Aung Bo help provide a baby to keep young Nandita company? (S2 Ep5/6) [AD,S]
Oana the anoa and capybara Lochley give birth. Tiger mum Kirana's sons are moved to other zoos to start their own families. Young monkey Rocky won't heed his mum's life lessons. (S2 Ep4/6) [AD,S]
When young male tortoise Football muscles in on 71-year-old Bert's harem of females, the Chester Zoo keepers introduce two Swedish female tortoises to the group. (S2 Ep3/6) [AD,S]
Kendari the babirusa is pregnant, but otters Wallace and Annie keep throwing stones at her house. Next door, orangutan Willie struggles to impress females Sarikei and Leia. (S2 Ep2/6) [AD,S]
Two of Chester Zoo's GrÂevy's zebras are about to give birth. Meanwhile, Asiatic lioness Kumari seems to be losing interest in her partner Iblis. Plus, warthogs and sloths. (S2 Ep1/6) [AD,S]
Memorable moments from Chester Zoo. A pair of Malayan sun bears need help with mating. And an elderly chameleon gets a new lease of life when he's matched up with a pair of lively females. [AD,S]
Memorable moments from Chester Zoo. Baby elephant Indali receives cutting-edge treatment for a deadly virus. Caiman lizard Gary keeps diving into an empty pool. Plus: camels and clownfish. [AD,S]
A look at some memorable moments of animals behaving badly at Chester Zoo. The chimps are up to no good. Two noisy otters are in for a shock when they're rehoused alongside the orangutans. [AD,S,W]
A look back at some memorable moments with the animals of Chester Zoo, including chimps in a power struggle, a tearaway giraffe, and a senior tortoise in the grip of a midlife crisis. [AD,S]
A look back at some of Chester Zoo's expert escapologists, from Sumatran orangutans to blue-throated macaws and an Andean bear cub on the adventure of a lifetime. [AD,S]
Some of Chester Zoo's animals are happily together forever, including penguins Rudd and Spike, and sloths Tina and Rico, who spend up to 18 hours a day fast asleep. [AD,S]
Vila the chimp makes a bid for the job of top female but gets hurt in a fight with rival Alice. And Chester Zoo's super-rare pink pigeons need to stop arguing and start mating. (S10 Ep5) [AD,S]
Chester Zoo's crocodiles need a blood test. But who wants to stick a needle in one of the world's most dangerous reptiles? And a giant rat called George has a bad tummy ache. (S10 Ep4) [AD,S]
Chester Zoo's dominant lion is having a crisis of confidence. There's been a bloodbath among the vampire crabs. And Andean bear Bernie has been chucked out of the family paddock. (S10 Ep3) [AD,S]
At Chester Zoo, a Malayan tapir is eating for two. A hyacinth macaw called James Bond loses his mate. And the head of Chester's Asian elephant herd is feeling her age. (S10 Ep1) [AD,S]
Laid-back rock hyraxes Daissie and Nungu are expecting their eighth litter. At the reptile house, the Bermuda skinks have a ferocious approach to mating as Poptart meets Sharkface. (S9 Ep3) [AD,S]
Has a recent fire stopped Chester's hornbills from having chicks? Meerkat Huskie also has the baby blues, while Milli the sun bear has a feisty one-year-old on her paws. (S9 Ep2) [AD,S]
On Chimpanzee Island, younger males test the pecking order. In the pudu paddock, Serena and Odin are expecting a new arrival. And there's a fish out of water at the aquarium. (S9 Ep1) [AD,S]
The keepers are keen to breed some baby eastern bongos, a critically endangered species of antelope. Pinstripe damba fish George needs an urgent operation to prevent suffocation. (S8 Ep6) [AD,S]
Spotty chocolate poison dart frog Roy faces competition from hunky newcomer Hunter. And the keepers hope there may be a first joey on the way for dusky padamelon Styx. (S8 Ep5) [AD,S]
Chester's Rothschild's giraffe herd expects another new arrival. A pair of Bactrian camels experience the trauma of separation. Plus, spider monkeys and Cabot's tragopan pheasants. (S8 Ep4) [AD,S]
Chester Zoo embarks on a treatment to save Asian elephant calf Indali. Feisty Humboldt penguin Almond and her mate Walnut go house-hunting, but an intruder is eyeing up their turf. (S8 Ep1) [AD,S]
The arrival of a new female chimp causes upheaval at the zoo. Cheetah mum Kinky Tail is on the operating table. And the meerkats steal the porcupines' food. [AD,S]
Pedro the giant anteater falls ill and faces a major operation. Chester Zoo's rare bald ibises produce a batch of new chicks. And a rhino couple are reunited after four years apart. [AD,S]
Pedro the giant anteater falls ill and faces a major operation. Chester Zoo's rare bald ibises produce a batch of new chicks. And a rhino couple are reunited after four years apart. [AD,S]
An orangutan is separated from his mum because of a life-threatening infection. In the zoo's aquarium, a breeding phenomenon plays out as a male cardinal fish gives birth. [AD,S]
The arrival of a new female chimp causes upheaval at the zoo. Cheetah mum Kinky Tail is on the operating table. And the meerkats steal the porcupines' food. [AD,S]
Spring is in the air at Chester Zoo and many of the animals are giving birth, but an outbreak of disease in the penguin colony leaves penguin chick Munch fighting for his life. [S]
Giraffe Narus is being moved to another zoo, but getting him into a horsebox isn't easy. And can the keepers encourage mono-browed fish Noel Gallagher and Frida Kahlo to mate? (S7 Ep1) [AD,S]
Tortoises Burt and Terrance, who've been best mates for 70 years, compete for the affections of breeding female Smooth Sides. Pregnant okapi K'Tusha is due to give birth. (S6 Ep7) [AD,S]
Baby meerkat Junior is struggling to get enough food. Red panda Nima's new mate, Koda, chases her up a tree. And a shy penguin isn't socialising with his colony. (S6 Ep6) [AD,S]
There's a power struggle on chimp island. Otter Wallace is struck down by a mystery illness. Bush dog Mana is pregnant. And is romance in the air for wattled cranes Wilma and Ivan? (S6 Ep5) [AD,S]
Young meerkats Beagle and Huskie become parents for the first time. And can painted dog Ville look after his seven adolescent pups on his own while the vets check up on their mum? (S6 Ep4) [AD,S]
Pregnant rhino Asha goes into labour at night. Mantis Minnie is looking for her first sexual partner, but female mantises have a habit of eating their partners while mating. (S6 Ep3) [AD,S]
There's a new arrival in the chimp group at Chester, elderly chameleon Mr Parsons has a romantic date, and Gaston the banteng bull has made three females in his herd pregnant. (S6 Ep2) [AD,S]
The keepers think pregnant elephant Thi is three months overdue. Rampant giraffe Meru relentlessly chases the females in his herd. And young giant anteater Oso arrives at the zoo. (S6 Ep1) [AD,S]
The keepers struggle to transport a suspicious warthog and a giraffe. Meanwhile, caiman lizard Gary keeps diving into the pool headfirst, even when it's empty. Plus: gibbons. (S5 Ep6/6) [AD,S]
Baby capybara Henry enjoys having the attention of all the female capybaras. Two pregnant naked mole-rat sisters battle for power. Plus: spider monkeys and babirusas. (S5 Ep5/6) [AD,S]
Young orangutan Tripa is half the size of other orangutans his age. He relies on his mum for everything, but can he become independent when she has a new baby? (S5 Ep4/6) [AD,S]
Giraffe Orla is due to give birth. Orangutan baby Tombol tests his luck with the gibbons. Overconfident ibis chick Professor X gets himself into troubled waters. Plus: sengis. (S5 Ep3/6) [AD,S]
African painted dog K'mana is pregnant with Chester's first ever litter of this endangered species. And can atlas moths Dave and Simon find mates during their five-day lifespan? (S5 Ep2/6) [AD,S]
Orangutan sisters Emma and Subis are both expecting babies by male Puluh at the same time. The aardvarks are making the new meerkats anxious. Plus: chameleons and vampire crabs. (S5 Ep1/6) [AD,S]
Aardvark Koos gets romantic with his sister in this night-time special. Can underdog seahorse Seabiscuit grow the appendage he needs to attract a mate? Plus, bats and mouse deer. (S4 Ep10) [AD,S]
Critically endangered rhino Zuri gives birth to baby Ike. Otter Annie has three new pups. Camel Shan-shan is unwell. And sun bears Toni and Millie have relationship problems. (S4 Ep9/10) [AD,S]