Ben and Kate look for signs that the park's southern koala breeding programme – the only one in Europe - has resulted in a joey.

Ben joins a naughty male tiger on a training regime, Kate catches up with a hand-reared cheetah, and the park's staff go in search of British wildlife living freely on the estate.

Kate meets a young zebra in crisis, Ben plays Sherlock Holmes to find an escaped porcupine, and Jean learns what happens when a lion comes face to face with itself.

Love is all around as Ben and Kate find out about some vital breeding programmes at the park. Can a lone male spider save his species by wooing a scary female called Exorcist?

Kate meets a giraffe whose weight loss may hide a worrying condition. Ben finds out which eucalyptus tree koalas like best, and Jean serves up some refreshing fish lollipops.

There's a first for Ben Fogle as he sees a Cuban crocodile death roll. The keepers face a challenge from a pride of lairy lions, and Jean Johansson meets some chatty parrots.

Ben and Kate find out how to encourage secretary birds to mate. They also serve up a healthy meal to a wise old wolf, and Jean finds out how to determine the gender of a scorpion

The park sees the formation of its first ever all-female wolf pack, the aardvarks do some work to get dinner, and Jean hears why cockroaches are amazing.

Kate meets an ostrich who thinks he's a zebra, Ben tries to identify 20 guinea pigs and Jean learns lions really can climb trees.

Ben and Kate find out the dangers of a cracked tooth for a tiger and why the park's bees are keeping an anteater happy. Meanwhile, Jean referees a tortoise race.

Ben and Kate find out what happens when a silverback gorilla has his authority threatened and meet a new pancake tortoise. Jean falls for a fennec fox who is looking for a partner.

Ben and Kate see how koalas get ready to mate, the keepers finally outwit the park's secretive spotted hyenas, and Jean joins rescue training on the lake.

Two of the park's keepers join the Australian bushfire rescue effort, Ben tries to motivate an overweight monitor lizard, and Kate finds out how to assess the health of an elephant from its poo.

Ben and Kate compete to charm Rio the grumpy cockatoo, and there is an anxious wait as Yuki the tiger goes under the knife. Meanwhile, Jean treats the rhinos to a spa.

Kate and Ben return to Longleat just as the Covid-19 pandemic forces the park to close. The keepers set about keeping the animals safe, fed and entertained.