Chloe and Hope face an operation to remove a huge lump from a labrador cross at a Dunfermline vets' surgery. Mizzie and Oluche complete a wild wetland safari in Gloucestershire. And Dom confronts creepy creatures in a dark and dingy animal enclosure.

Caira and Aiden try to help a rescued seal return to the open ocean in Lincolnshire. Reanna and Sameenah attempt to prove they have what it takes to be vets' assistants in London, and Dom tackles Thomas the tearaway parrot.

Jessica and Monique work with homeless hounds at one of Europe's biggest animal shelters. Jazz and Molly help Tally as she prepares for an operation to replace a knee ligament in the north east. And Dom enters the home of hungry, messy wolves.