The Zoo (Ireland)

Sari the Bornean orangutan will soon be leaving her home at Barcelona Zoo to join Sibu and the rest of the troop in Dublin. As part of an international study dubbed ‘tinder for orangutans’, the zookeepers use a video introduction to help break the ice.

Two hand-reared gorillas are integrated into the troop, the keepers await the birth of a southern white rhinoceros, and Susan investigates threats to barn owls in Co Kerry.

Ciarán and Aisleen visit an orangutan conservation project in Borneo. An intruder disturbs the Asian elephant herd, and the reptile house gets a dinosaur-inspired new look.

Zoorassic World is ready to open its doors to the public for the first time, while there's a big surprise at the Elephant House and high drama in Indonesia.

A southern white rhinoceros calf meets the rest of its herd for the first time, and an elephant takes on the burden of supporting another animal's rejected calf as well as its own.

There's excitement at the African painted dog habitat and dramatic times at the South American House.

Helen awaits the arrival of a baby white capped mangabey. There's also a trip to Tangkoko National Park in Indonesia to see the Sulawesi crested macaque.

A southern white rhinoceros calf is born, but keepers are not sure how it will get on with another newborn. A western lowland gorilla is transferred to Antwerp. Last in the series.