Nat Geo Wild

From mares and cows to guinea pigs and tortoises, the vets are kept busy with animals of all different sizes.

A young koala and his caretaker share valuable time, a rhino learns the ropes as he grows up at the zoo and a Marabou Stork fights for her life. 7+.

They might look ancient but, when it comes to killing, reptiles are just like their dinosaur ancestors - deadly.

Two muskox arrive at the conservation center, while wood bison and foxes move to new homes, and a moose injury sends a keeper into a pond. RATING: AA.

It's Halloween and the cases this week take on a particular wacky and wild side, from attacked pigs to mischievous dogs and a horse hit by a car.

The docs try to free a tongue-tied chicken, help relieve a Boa's growing problem and are awarded keys to the city for building a supportive community. (S5, ep 7/12) 7+.

As the Ghost River disappears, thousands of animals stake their survival on rains that may never come. (3 of.

Spanning Africa's mighty rivers, many imposing animals inhabit the waters. Explore the vast range of animals - from mighty to miniscule - that occupy these rivers. 7+.

Dr Pol welcomes a new vet to the clinic - just in time to help with a wave of cases. Plus, Dr Nicole examines a service dog after a scuffle. 7+. (2 of.

After seeing the devastation caused by Australian wildfires, Dr Oakley heads Down Under to assist in any way she can. (S7, ep 17) 7+.

Dr Oakley meets a wolverine with a growing lump on its side and provides comfort to its worried owner.

Ten new deer fawn babies are born, and while not only cute, their arrival helps to preserve this near-extinct species. (S2, ep 17) 7+.

A few species managed to thrive in isolation on the Galapagos Islands. As a result, the islands are a true evolutionary playground. 7+.

American kayakers Ben Stookesberry and Chris Korbulic venture deep into the Congo in an attempt to track down the giant crocodile that killed their friend Hendri Coetzee in 2010. 7+.

The team investigates several bites involving one species - the bull shark. These attacks occurred around the world, but what links them together? 7+.

Staff have their work cut out at Dubai International when a $379million plane goes missing. Plus, with just 18 days left to complete the new concourse, the pressure is on. (7 of 10) 7+.