Keepers and visitors are excited by the unexpected arrival of a sea lion pup. And, a flamingo undergoes an important surgery on one of its legs.

The Washington State Fish and Wildlife Police confront a lying hunter. Later, they have to deal with anglers illegally snagging salmon.

NASCAR champion Ryan Newman gets ATM to make a desk aquarium, and Red Sox star Shane Victorino asks the guys to build a Hawaiian-themed tank.

Boris the boar has been abandoned without food or water in disgusting conditions. The race is on to free him and give him a better life.

With Texas temperatures soaring to 100 degrees, a kitten trapped in a car is bad news. Houston SPCA Investigator Sage is called as the kitten gets dangerously tired.

The Guardians of Rescue are a group of former undercover cops, FBI, Navy Seals, Marines, and Private Investigators who make up the most effective animal rescue group in the US.

When an emergency brings Browntown to a halt, Billy makes an unexpected choice that will forever change the lives of the entire wolfpack.

Jackson visits a house divided, with four cats always fighting. Plus, he's at a cattery where territorial issues forced two cats to live in isolation for years.

A pregnant Bindi continues to work saving animals at the Wildlife Hospital. And, Steve's dream of breeding cassowaries may finally become a reality.

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.

A pug is obsessed with pizza, and a dog tears up the house and the backyard. Plus, a horse keeps escaping its stall and releases the other horses.

A micro-pig with an injured leg requires surgery, but anaesthesia could be deadly. Later, a French bulldog's routine dental exam becomes a complex operation.

In Vegas, the guys create a smoker tank for the Rolling Smoke BBQ. Plus, the Salt Life Food Shack ask the duo to bring the sea to life with a pipeline wave tank.

Two hundred birds and mammals are evacuated from a sanctuary which is neglecting animals. It's a big job, but the team is on hand to help every step of the way.

Investigators are called in when a raid on a drug smuggling operation uncovers fighting roosters and Dana Moss rescues two dogs about to give birth.

Game Wardens Boone and Iles rescue a tangled 12-foot alligator. Meanwhile, a large number of poached birds are found on an abandoned boat.

Dr Blue makes an impulse purchase of an aquarium without discussing the idea with Jessica. And, Dr Lavigne performs knee surgery on a bulldog.

Antonio transforms a cluttered basement housing more than 20 rescued reptiles, mammals and birds. The team build exotic enclosures and an entertainment space.

Overwhelmed by work, Tia hires three new parolees to help out - but soon things take a turn for the worse. And the shelter is swamped by a group of new dogs.

Hector and Rick are best friends and roommates who are at odds over Rick's cat, Buddha. Buddha has taken a disliking to Hector, but can he be tamed?

A pregnant Bindi continues to work saving animals at the Wildlife Hospital. And, Steve's dream of breeding cassowaries may finally become a reality.

A dog is brought into the clinic with a suspected broken leg, but Dr Jeff quickly diagnoses a far more serious condition. Plus, a cat's appetite gets it in trouble.

A busy firefighter and his wife living on a farm in Northern California need Anthony's help to fix the do-it-yourself pool project they started.

Winter has finally arrived. While Bob deals with the ramifications of crashing his plane, Heimo must find a way to cross a newly frozen river.

When an emergency brings Browntown to a halt, Billy makes an unexpected choice that will forever change the lives of the entire wolfpack.

Game Warden Randolph McGee assesses a major gasoline spill in the local water system. And, Mike Boone helps relocate an alligator circling a dock.

Sandy Prince is enjoying a swim in a river when she is attacked by a crocodile. Plus, a cougar leaps out at Phil Anderson in Washington State, can he fight it off?