National Geographic WILD HD Saturday

Teleshopping.

Teleshopping.

Teleshopping.

Mat and John try to overhaul a tank in Las Vegas that has aged prematurely, while Francis and Jose have the job of relocating a nurse shark that has outgrown its current aquarium

As spring blooms, penguin chicks dive into penguin pre-school, a sloth prepares for a big debut, and a caretaker trains to be a venomous snake handler

The zookeepers celebrate the arrival of a band of baboons from Brooklyn, a new calf joins the rhino crash, and a hermit crab hunts for the perfect home

Cesar rehabilitates a pack of three large dogs, including an aggressive pit bull, while helping an energetic bernedoodle overcome separation anxiety

A unique dig site in Australia helps solve the mystery of the Tasmanian tiger and its extinction

Excavations in Los Angeles' La Brea Tar Pits reveal how the sabre-toothed tiger used to hunt its prey

Lions struggle to survive in Botswana's dry season, including two ageing Alpha males who struggle to maintain control of their growing prides after more than a decade

German cinematographer Christian Baumeister ventures into South America's Pantanal to capture rare footage of a fatal clash between a jaguar and a caiman crocodile

The natural history of Africa's five principle wild animals: rhinos, elephants, leopards, lions and buffalos

Beluga whales share Greenland with a mysterious cousin - the narwhal. Join both species as they begin an adventure to the Canadian Arctic

Under the rainforest canopy, two tiny insect queens build their empires. One through great sacrifice, the other betrayal

A baby is born into the ultimate animal sisterhood; a family of elephants. She will need all their experience and protection if she is to survive

Cesar helps two dogs stuck in the past - a beagle that turned aggressive after his brother was killed and a leash-shy Malinois that was found tied to a pole

The vets of PVS treat a sweet little dog with an injured eye, pets with creepy crawling critters, and a horse injured by a truck

While Animal Control shadow Dr Pol around town, the PVS vets treat a cat's leg wound and a German Shepherd that is so sick it can barely walk

Mat and John try to overhaul a tank in Las Vegas that has aged prematurely, while Francis and Jose have the job of relocating a nurse shark that has outgrown its current aquarium

The team investigates a series of attacks all related to the same activity - spearfishing

Documentary analysing the circumstances behind some of the most severe shark attacks reported around the world

Zeb Hogan goes wreck-diving for an encounter with sharks, and faces fanged barracudas as goes in search of an enormous goliath grouper

Zeb Hogan goes in search of the US's lesser-known freshwater monsters, including a century-old white sturgeon off the Pacific coast to river sharks in Florida

Dr. Oakley diagnoses a mass on a horse, uncovers a surprise during a lynx's check-up, and treats a dachshund with a skin issue

Teleshopping.

Teleshopping.

Teleshopping.

Teleshopping.