Kate Humble and Ben Fogle return to Longleat Safari Park as it enters the busiest time of the year. The park's 14 giraffe make their way to their summer paddock, only for baby Evan to cause a stampede. Meanwhile, Jean Johansson attempts to capture a snake-killing secretary bird in super-slow motion. There has been a baby boom in monkey jungle with 15 babies born in just three days, but elsewhere another baby is in great danger. A new reindeer calf is just an hour old but has become weak and is now unable to suckle from its mother. As the little calf begins to fade away in the arms of a keeper, can the team find a way to save this fragile new life?

Kate Humble and Ben Fogle return to Longleat Safari Park. As summer continues, keepers attempt to keep the rhinos cool by encouraging them into a mud bath, but what do you do if a two-ton rhino doesn't want to get in? Two of the world's largest and most lethal species of tarantula arrive at the park, and Jean Johansson attempts to settle a feud between a group of feisty lionesses. All eyes are on the Cheetah Territory drive-through because the two precious cubs are finally going to come face to face with visitors' cars - how will they react, and will the keepers have quick enough reactions to keep the fastest cats on the planet safe from harm?

Kate Humble and Ben Fogle return to Longleat Safari Park. As temperatures continue to soar, so too does the number of new babies. Keepers are primed and ready to capture the first critical moments of life for a pair of rainbow lorikeets as they train 'nestcam' on a pair of eggs. Meanwhile, at Half-Mile Lake, another set of keepers are taken completely by surprise with the unexpected birth of a sea lion pup. Sadly there is not good news in every corner of the park. One of best-known giraffe in the herd has become very sick, and vets cannot get to the bottom of what is wrong with him. He is losing weight and looking frail - could this illness have spread to other animals, and could that threaten the future of the entire herd?

A specialist wildlife cameraman from the BBC's Planet Earth series arrives at the park attempting to film Longleat's fastest mammals, but will his high-tech equipment be able to match the explosive power of the cheetahs? The park is mobilised and the vet has been called because one of the roan antelope is in trouble and needs an emergency procedure. Meanwhie, Kate Humble and Ben Fogle hear the results of a leading expert's study into the wellbeing of Anne the former circus elephant - how much has she improved, and what more can be done to help her?

The penguin keepers embark on their most ambitious project ever - an underwater feeding machine to encourage their birds to hunt for their breakfast. Jean Johansson discovers how wolves like to bury their food so they can come back to eat it when they are hungry. Meanwhile, Ben Fogle and Kate Humble meet a new creature at the park - and it is the male, not the female, which gives birth to their young. And a hyrax is rushed to the vet for some emergency dental work, but having never treated one before, have the team bitten off more than they can chew?

A troop of marmosets find themselves coming under attack from a murder of crows. Jean Johansson tries to get the Siberian tigers to cool off in their pool, Kate discovers why the park's pelican expert has won a major award, and Ben finds out which part of a fruit cocktail the lemurs love the most. Meanwhile, a carefully selected group of keepers are heading to the front line of wildlife conservation to get an unprecedented insight into the animal that they care for in the UK, and they meet the army of experts required to keep these precious creatures safe in the Kenyan wilderness.

As temperatures at the safari park soar, so too do pulses on Penguin Island, because a love triangle has emerged between Peaches, Rihanna and 'two-timer' Redley. Keepers are desperate for chicks so want a happy couple to emerge from the heartache, but sadly one poor penguin will be left on the shelf. Kate Humble and Ben Fogle come face to face with the park's three male gorillas for the first time, and Jean Johansson attempts to stay dry as she oversees bathtime for three emus. Six-thousand miles away at the Lewa Conservancy in northern Kenya, a group of keepers conduct vital research into animals in their care. Polly chances upon a herd of wild zebra and discovers they are among the most threatened species in Africa.

As the baby boom continues, keepers in charge of one of the planet's rarest animals get a fright as she makes an unscheduled trip into the reserve. Keepers capture the arrival of a baby giraffe called Reggie on camera, and Jean Johansson joins Anne the elephant to see just how much water her trunk can hold. And on their final day in Africa, keepers are hot on the trail of wild lions, but will they find them before it is time to fly home?

Top wildlife cameraman Louis Labrom attempts to capture the Siberian tigers in super-slow motion as they ambush their prey, but can he convince them to take his bait? Meanwhile, over in Wallaby Wood, keepers have had to turn detectives to discover how the mischievous marsupials are escaping their enclosure. Ben meets an animal with poison so toxic it can stop a human heart, Jean Johansson opens a hair salon for 17 boisterous camels, and Kate relives one of the saddest moments in Animal Park history.

After six years spent helping rehabilitate Anne the elephant, the park bids farewell to one of her most cherished keepers. Meanwhile, Kate Humble plays cupid with two strange animals, Ben Fogle catches up with a pregnant anteater that is due any day, and Jean Johansson is with a much-loved tapir as vets attempt to find out what is wrong with her. Will x-rays and blood samples give them a diagnosis before it is too late?