The team reach a surprising conclusion while using the latest research to investigate the first fatal attack in Sydney in 60 years
Ecologist Dr Zeb Hogan and kayaking expert Trip Jennings team up with local scientists to study the marine wildlife in Brazil's Rio Roosevelt river
The vets at Pol Veterinary Services deal with large animals with massive injuries
Dr Oakley treats a chunky chicken, a calf that was attacked by a bear, and a rescued kitten with worms
Under the cover of night, predators have the element of surprise. For the unsuspecting, survival takes courage and self-sacrifice
The vet visits two elks who show no sign of going into rut at Wayne Grove's El Dorado ranch, and castrates two young stallions
A litter of golden retriever puppies have a check-up, a dachshund has an ear infection and a puggle is rushed in with suspected food poisoning
Special episode focusing on Dr Oakley's working relationship with her daughters, as they treat patients ranging from an injured fox tor the newest furry addition to the family
David Attenborough looks at life through the eyes of a newborn elephant calf as he charts the evolution of animal life in the country

David Attenborough explores life under the canopies illustrated in Rudyard Kipling's Jungle Book, including encounters with Bengal tigers, and monkeys drunk on fermented fruit

David Attenborough visits the Marusthali area in north-west India, where he finds out how desert lions and Demoiselle cranes survive in the intense heat

Ben and Erin race to assist a dog with a strange itch, help a dog with severe lethargy, and treat a puppy with a mysterious condition
Dr Erin and Dr Ben head over to the Lute farm and wrangle some farm kittens for a check-up
Doctors Ben and Erin Schroeder treat a duck with a weird waddle and a rabbit that has lost its hop
Changing their colour at will, or transforming the shape of their bodies to mimic their deadliest enemies - the octopus is an incredible shapeshifter
Octopuses break all the rules of animal intelligence, solving complex problems, using strategies and even planning for the future
Octopuses were always thought to be nature's ultimate loners, preferring their own company - but their secret social lives suggest otherwise
Emilie and Gilbert make great headway on their family cabin by putting up the walls