After weeks of being closed due to the global pandemic, the Irwins race to prepare for the re-opening of the zoo. Robert helps deliver a litter of newborn tiger cubs, while Bindi handles a sudden crisis at the wildlife hospital.

Bindi and the family plan an emotional surprise for Terri in the Crocoseum. Chandler must step up during the croc show, while Robert gets hands-on with the zoo’s newest members – three adorable tiger cubs.

After the birth of Talbert the giraffe, complications arise and the Irwins worry for his life. Robert rescues an entangled black swan caught in fishing line, while Bindi and Chandler plan for Kingston the rhino's first birthday.

Robert handles an aggressive wombat called Bunker, and it's moving day for a giant anaconda called Nikki; Terri helps treat hundreds of lorikeets injured by a hailstorm; Later, Robert and Chandler team up to bake a special treat for the Irwin ladies.

After historical wildfires rip through Australia, the Irwins race to rescue as many animals as possible. Robert and Terri jump in to help the severely injured koala population, while Bindi and the wildlife hospital rescue hundreds of baby flying foxes.

The Irwins take action when Norman, the Zoo’s favorite croc, becomes critically ill. Robert prepares a trio of tiger cubs to unite with their older brother Nelson for the very first time, and Terri welcomes five fluffy koala joeys from Kangaroo Island.

After months of croc wrangling training with Steve Irwin's best friend Wes, Robert, Steve's son, takes the final step in his journey to feed Graham, a huge crocodile at the zoo's famous Crocoseum.

Hunter the Sumatran tiger is blind and must be sedated for his annual eye check; the keepers prepare young giraffe Scarlett for a road trip to South Australia, reuniting her with family.

The family prepares Croc One, Steve Irwin's research ship, for a mission to release an endangered sea turtle back to the wild; Scarlett the giraffe reunites with her grandmother; Grub the wild echidna is released from the Zoo's Wildlife Hospital.

Robert wrangles Utah, a venomous 12-foot king cobra; Dr. Amber visits Tandora to care for wild koalas; back at the zoo, an old injury flares up for Bruce the brolga, a bird that has been in the Irwins' care for 26 years.

The Australia Zoo's alligator snapping turtles need a health check, and it's Robert's job to protect from their fierce bites; Terri and Bindi welcome seven new lemurs from the United States; the Rescue Unit must save possums caught in a chimney.

The Irwins travel to South Africa, where Terri helps release a wild leopard, Bindi learns from the all-female anti-poaching squad The Black Mambas and Robert attempts to photograph Africa's big five game animals.

Rosie the giraffe is ready to give birth; Robert has a bloody encounter with a wild python that has entered an enclosure; Terri helps the keepers wrangle Chief the Tasmanian devil.

Bindi and the keepers ready Sophie the Baby Giraffe for her first steps into her enclosure; Robert helps to hand-raise Melman the Kangaroo; Terri oversees a health check for Ravi the Red Panda.

Terri welcomes Mballa, a new cheetah cub from South Africa, to the Australia Zoo family; Robert sets out to save a stranded platypus and Bindi prepares to meet Bert the Koala Joey as he emerges from his mother's pouch for the first time.

Wes and Robert remove eggs from the nest of saltwater crocodiles Terra and Bosco in a nerve-wracking but necessary venture; Bindi tends to the training of otters Percival and Daisy; Terri makes a zoo volunteer's dream come true.

Robert travels to Australia's Great Barrier Reef to help conduct research on manta ray; the Zoo's Rescue Unit, Wildlife Hospital and Volunteers team up to save a baby wallaby struggling to survive.

Terri attends the exam of Charlie the tiger to determine if his tumors were successfully treated; Bindi and the Small Mammal Team help develop a vaccine for Eden the Tasmanian devil; Robert discovers the true genders of the zoo's shingleback lizards.

Terri helps determine if Caballe the rhino is pregnant, while Robert hopes to get the zoo's Aldabra giant tortoises to mate

The family makes the annual trip to the Steve Irwin Wildlife Reserve to capture, study and release wild crocodiles, a mission started by Steve and Terri that provides research vital to the protection of Australia's apex predators.

Robert takes on the challenging task of relocating Bosco, the most aggressive croc at the zoo. Bindi must investigate Forest the giraffe's bad knee problem. Terri helps Harley the koala find love at the end of a difficult breeding season.

Robert gets in the water with Gloria, a 12-foot reticulated python, to swim alongside her for the first time in the Crocoseum. Bindi welcomes home two orphaned kangaroo joeys, while Terri helps release a rescued wedge-tailed eagle back into the wild.

Carrying three baby kangaroos and an emu, the Irwins caravan into the Australian Outback to release the animals on Mourachan, their giant wildlife conservation property. Plans shift when they discover more animals in need of rescue along the way.

Terri helps prepare the zoo's new baby rhino to receive a lifesaving vaccine. Robert is on a rescue mission to save two black swans in very bad shape. Bindi tries to determine if a cranky wombat named Poa might be pregnant.

It's moving day for Acco, the zoo's biggest crocodile. All goes to plan until his mate Cassie goes into hiding as the team races to reunite the bonded pair in their new enclosure. The rescue unit fights to save a flying fox entangled in barbed wire.