Animal Plnt+1

John and Justin try to fly volatile propane to a fishing lodge. Plus, Luke battles failing equipment and Ponts challenges Ariel to make the perfect landing.

Terri and Bindi join the team at The Australia Zoo Wildlife Hospital as they treat an incredible range of animals. And, a koala undergoes surgery.

Game Warden Eddins assists the local police with an animal cruelty case. Plus, Richards responds to a trespassing dispute and Roraback relocates a snapping turtle.

Dr. Jeff heads to Texas to help out rescued animals after Hurricane Harvey. Back in Denver, a woman brings in Bear who needs surgery after eating a sock.

Rocky, a young pit bull, is fighting for his life after being bitten by a rattle snake. Plus, Sassquatch the cat suffers after a fire at his owner's apartment.

After Tia and Sugar rescue a stray, they are shocked and race him to the vet. New worker Darius pursues his dream of working in the veterinary field.

Worried about flooding in Assumption Parish, Tia seeks an evacuation plan for her and the dogs. Joe feels a special bond with an injured dog he rescues from the streets.

What's Up Dock? Lucas builds a giant pool for a friend. He creates a dream backyard with a dock, large cascading waterfalls, firepit and an audio-visual entertainment swim-up bar.

On his first collaboration with a local design team, Lucas creates a tropical oasis. It features an island, a huge grotto rock and a Tiki-themed cabana.

Go behind the scenes with Pete Nelson as he shares some of his favourite, never-before-seen 'Treehouse Masters' moments, including lots of lost footage.

Amputee Cedric's happy marriage to Robin faces its biggest challenge. Squeaker tests people's patience and a wild penguin comes in with a life-threatening wound.

A wild penguin receives treatment for a life-or-death wound. Two home-pen inhabitants get into a fight and one of the residents celebrates a special occasion.

How do dogs tell time? What is the secret behind the kangaroo's hop? Plus, why do vultures fly in circles? Experts answer these questions.

How do cats always land on their feet? How do hummingbirds fly when it is raining? Plus, does a subterranean mammal on the secret to longevity.

The rhinoceros beetle has one of the highest strength to bodyweight ratios on the planet. The team is in Thailand to test this beefy beetle.

In Thailand, the team track down one of the few venomous mammals in the world. With incredible agility, the Thai musk shrew is a force to be reckoned with.

Iray, a red ruffed lemur, is rushed to the health centre when keepers discover a wound on his leg. Plus, a new exhibit is built for the Pallas's cats.

Spin Cycle Spec-Tank-Ular! A Las Vegas laundry wants an aquarium built into a real washer-dryer unit! Plus, an optometrist wants an eye-popping underwater world for their patients.