In a first for Peter Wright, he has to deliver a stuck lamb with building work going on all around him. Shona Searson and David Melleney strive to save a cow with a twisted stomach.

A lame Scottish wildcat's x-rays give Matt a shock, Julian operates on a special Cavalier King Charles Spaniel, and Shona visits a sheep with a nasty looking wound - he might have been shot.

A heavily pregnant basset hound is rushed into Julian's Thirsk practice, where it's all hands on deck to save her puppies. Peter's feeling the pressure from the pupils as he performs a procedure on a school's pet sheep and one of Cannon Hall Farm's residents, Gary the donkey, is struggling to walk and needs Matt's help.

When a farmer isn't able to deliver a lamb with large legs, it becomes a huge job for Peter and some abandoned kittens are discovered at the local farming museum. Matt and Martin perform pioneering spinal surgery on a three-year-old cocker who's been experiencing pain on his walks. Plus, Shona receives an emergency call from a friend who's worried about her young Shire horse.

Peter Wright uses a CT scanner and discovers that a Labrador has a cancerous lump behind his eye. Matt Smith tries to cure a lame cow. Julian Norton examines a pet turkey with a raspy cough.

Matt Smith assists a tortoise with an unpleasant maggot infestation, while Julian Norton tries to save a baby hare who's been attacked by a dog.

A cat with a thorn in his eye causes panic at Peter's practice and Julian operates on a ram at his old friend Rodney's farm. David rushes to see a horse who has suffered wounds to three of his legs out in the field and Rohin visits a farm at a quarry, where some new born goat kids are struggling to get milk from their mum.

Peter Wright is reunited with a baby donkey called Elvis, who he saved when he was a newborn, but the donkey has become lame, which is worrying his young owner. An old, one-eyed dog has a problem with his remaining eye, putting extra pressure on Julian's surgery, and Shona battles to deliver a calf. Plus, Matt rushes to help a pregnant sheep who has prolapsed.

Matt Smith faces his most daunting patient yet, a poorly caiman alligator who lives at the local zoo. Julian Norton also has an unusual and challenging patient, a degu with a worrying eye problem that requires a very tricky operation. Plus, Shona Searson attempts to stay out of harm's way when she vasectomizes a bull.

Julian Norton leaves Herriot Country for the Scottish Highlands. He's visiting the practice where he began his veterinary career in Thurso, the northernmost town on mainland Great Britain. During his visit, Julian gets his hands dirty and assists with a cow who has prolapsed and an extremely challenging lambing. Meanwhile, Jean Green is worried about one of her cats, who is passing blood.

David Melleney rushes out to help a farmer and her young son, whose pet ewe is struggling to give birth. Rohin Aojula needs to operate on his own pet cat for the second time.

With a ewe and her unborn babies in danger, Peter Wright heads to one of his most unusual lambing locations - under a railway bridge. Julian hopes cutting-edge technology can end a rough collie's serious leg problems and Matt performs surgery to remove a koi carp's tumours. Plus, Shona visits a pony with mysterious lumps on her skin.