Dry Season

House Hunting Hermit Crabs

Complete the trip's final lap in the untamed lands where Australia's interior desert meets the hot, hostile Indian Ocean. Confront the challenges of survival in this region as Lizzie dives with tiger sharks, manta rays, and nomadic turtles.

Follow the first months of a newborn humpback whale's life in the waters off the Pacific Coast of Columbia. See how his mother nurtures him through sickness, supports his body, protects him under attack, and prepares him for an epic journey.

The Lost Boy

Complete the trip's final lap in the untamed lands where Australia's interior desert meets the hot, hostile Indian Ocean. Confront the challenges of survival in this region as Lizzie dives with tiger sharks, manta rays, and nomadic turtles.

Follow the first months of a newborn humpback whale's life in the waters off the Pacific Coast of Columbia. See how his mother nurtures him through sickness, supports his body, protects him under attack, and prepares him for an epic journey.

From Cloud to Coast

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Witness some of the planet's most dramatic natural shifts in July, from the Arctic ice sheets that come crashing down during the summer melt to the feeding frenzy when sockeye salmon reach the end of their journey in Alaska.

Cabo Pulmo, a tiny ocean community on the shores of Mexico's Sea of Cortez, is home to an extraordinary story of marine recovery. By the mid-1980s, this near-pristine coral reef was all but wiped out - decimated by reckless overfishing. That is, until those same fishermen abandoned their way of life and fought to save what Jacques Cousteau once called 'the aquarium of the world'.

Complete the trip's final lap in the untamed lands where Australia's interior desert meets the hot, hostile Indian Ocean. Confront the challenges of survival in this region as Lizzie dives with tiger sharks, manta rays, and nomadic turtles.

Follow the first months of a newborn humpback whale's life in the waters off the Pacific Coast of Columbia. See how his mother nurtures him through sickness, supports his body, protects him under attack, and prepares him for an epic journey.

Learn how to disarm and dine on scorpions with meerkat pups in the Kalahari Desert and review a lioness' flirting strategy in Kenya. Meet same-sex penguin couples who are raising chicks together, then sign up for an Asian elephant babysitters' club.

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Witness some of the planet's most dramatic natural shifts in July, from the Arctic ice sheets that come crashing down during the summer melt to the feeding frenzy when sockeye salmon reach the end of their journey in Alaska.

Cabo Pulmo, a tiny ocean community on the shores of Mexico's Sea of Cortez, is home to an extraordinary story of marine recovery. By the mid-1980s, this near-pristine coral reef was all but wiped out - decimated by reckless overfishing. That is, until those same fishermen abandoned their way of life and fought to save what Jacques Cousteau once called 'the aquarium of the world'.

Complete the trip's final lap in the untamed lands where Australia's interior desert meets the hot, hostile Indian Ocean. Confront the challenges of survival in this region as Lizzie dives with tiger sharks, manta rays, and nomadic turtles.

Follow the first months of a newborn humpback whale's life in the waters off the Pacific Coast of Columbia. See how his mother nurtures him through sickness, supports his body, protects him under attack, and prepares him for an epic journey.

From Cloud to Coast

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Witness some of the planet's most dramatic natural shifts in July, from the Arctic ice sheets that come crashing down during the summer melt to the feeding frenzy when sockeye salmon reach the end of their journey in Alaska.

Cabo Pulmo, a tiny ocean community on the shores of Mexico's Sea of Cortez, is home to an extraordinary story of marine recovery. By the mid-1980s, this near-pristine coral reef was all but wiped out - decimated by reckless overfishing. That is, until those same fishermen abandoned their way of life and fought to save what Jacques Cousteau once called 'the aquarium of the world'.

The Wild West

Humpback Birth of a Giant

Meerkat Survival School

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Here Comes the Rain

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Life on the Wing

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure, and witness Yasmine and Yara's kindergarten power struggle. Then look over restless yearling Victor, whose sudden limp pushes back his release date.

Experience the joys of rain and climbing with Yasmine and Yara, and watch Winston take a dip in his new pool. Go hunting for dropped radio collars with Roger and Steve, then see what happens when the two groups of summer cubs come face-to-face.

Travel around the world to see another seasonal change unfold. The Northern Hemisphere moves into autumn, while Australia witnesses a rebirth of life, and mating humpbacks fill the warming tropical seas of Tonga.

Palau is a tiny country with a big story. In 2009, this island nation in the middle of the western Pacific Ocean created the world's first shark sanctuary to protect more than 100 shark species from reckless overfishing and the brutal practice of commercial shark finning. Then, in 2014, Palau once again led the way. It established the world's largest marine sanctuary - a no-go zone for foreign commercial fisheries nearly the size of California.

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Face a life-and-death struggle with vet Bec, who gives a koala joey mouth-to-mouth, and see vet Meaghan test her microsurgical skills on a baby fruit bat's teeny toes. Catch a bath-averse python and tag along as rescuer Jo nabs a trapped barn owl.

Wade into a saltwater marsh along the Connecticut River to witness the heartwarming reunion of two ospreys who've been mates for a decade. Witness their highs and lows over a single summer as they raise their chicks and dodge a host of predators.

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure, and witness Yasmine and Yara's kindergarten power struggle. Then look over restless yearling Victor, whose sudden limp pushes back his release date.

Experience the joys of rain and climbing with Yasmine and Yara, and watch Winston take a dip in his new pool. Go hunting for dropped radio collars with Roger and Steve, then see what happens when the two groups of summer cubs come face-to-face.

Travel around the world to see another seasonal change unfold. The Northern Hemisphere moves into autumn, while Australia witnesses a rebirth of life, and mating humpbacks fill the warming tropical seas of Tonga.

Palau is a tiny country with a big story. In 2009, this island nation in the middle of the western Pacific Ocean created the world's first shark sanctuary to protect more than 100 shark species from reckless overfishing and the brutal practice of commercial shark finning. Then, in 2014, Palau once again led the way. It established the world's largest marine sanctuary - a no-go zone for foreign commercial fisheries nearly the size of California.

A Labrador cross and its partner help prevent ecological disaster in Canada, a Lagotto Romagnolo unearths a rare delicacy in Washington forests, and a Belgian malinois team tracks down the critically endangered geometric tortoise to save the species.

Blood and Dust

Life on the Wing

Bone up on outdoor skills as Winston and the X girls move into their new fresh-air enclosure, and witness Yasmine and Yara's kindergarten power struggle. Then look over restless yearling Victor, whose sudden limp pushes back his release date.

Experience the joys of rain and climbing with Yasmine and Yara, and watch Winston take a dip in his new pool. Go hunting for dropped radio collars with Roger and Steve, then see what happens when the two groups of summer cubs come face-to-face.