Secrets of the Zoo: Down Under Episode Rating Graph

Scientists teach a rare bird its natural mating song.

A pregnant ringtail lemur is badly injured in a fight and Taronga's vets have grave concerns for her unborn baby.

Before Taronga’s five new lion cubs can make their public debut, they must pass their medical checks and meet their father, Atto.

A penguin with a serious leg injury is brought in for rehab.

Taronga Zoo's only butcher goes through his busy day.

The keepers guess how many cubs Mayah the lioness will give birth to.

An injured barn owl arrives at Taronga for treatment. Keepers say goodbye to beloved sun bear Mr. Hobbs.

Keepers show off Taronga's terrific turtles.

Vets race to nurse a malnourished platypus back to health.

Pairing endangered parrots for breeding is more complicated than it seems.

Taronga Zoo's animals travel to, from, and around the world-class facility.

As the largest bushfires on record devastate the country, Taronga Zoo vets take the battle to save Australian native wildlife to the front line.

Zookeepers have noticed that their silverback gorilla Kibali, has been unwell. But giving a nearly two-hundred-kilogram gorilla an injection is not as straightforward as it sounds.

Taronga’s keepers get up close to their elephants at bath time.

An injured baby echidna is brought to Taronga for rehabilitation. Keepers hand-raise it for a year before releasing it to the wild.

After weeks of training, keepers prepare an elephant for x-ray imaging.

Keepers prepare to move their 3 giraffes to a brand-new enclosure.

The red kangaroo alpha male Malu has trouble eating and gets help from the mobile hospital team; the expected shipment of baby animals arrives.

Taronga Zoo's keepers care for some of the cutest critters in the park.

Taronga Zoo's weird and wonderful creatures get the care they deserve.

A lemur's sunbathing leads to concerns about his health. A baby hippopotamus is born at the Western Plains Zoo in Dubbo.

Taronga Zoo's rehab teams bring injured wildlife back from the brink.

Keepers and maintenance staff must make space for an uninvited resident that loves making a mess.

Nala, the Australian sea lion, gives birth to a healthy pup! The zoo prepares to welcome zebras to the African Savanna exhibit.

After years away, the king of the jungle returns to Sydney Harbor. And Taronga's Wildlife Hospital treats injured green sea turtles.

Keepers learn that one of the bilbies has a joey in its pouch. Arrangements are made for the baby’s arrival.

A mysterious virus threatens to wipe out an entire species of snapping turtles.

Taronga staff throw a surprise party for the zoo’s oldest resident, Esmerelda, the 103-year-old Giant Aldabra Tortoise.

Taronga Zoo's new African Savannah Precinct welcomes its residents.

Injured koala Malakai enters the zoo's breeding program; a baby crocodile enjoys some treats; a lesser-known Australian marsupial gets a second chance.

The worldwide pandemic halts inter-zoo transfers, leaving Taronga with too many Sumatran tigers. An injured seal arrives at the wildlife hospital.

Koalas, lions, siamangs, and others compete for the most boisterous bellow.

Vets use different methods to find out if two of Taronga rhinoceros are pregnant.

Taronga Zoo staff work to save the Tasmanian devil from a deadly disease.