Explore the lives of Madagascar's cold-blooded creatures. Chameleons, frog, lizards, and snakes have all adapted in order to survive on the island. We take a look at how they find food, reproduce, and avoid predators.

The Arabian landscape is a virtually waterless desert where rain scarcely falls and animals endure blistering temperatures. But for 3 months every year, a remote region on the south west coast undergoes an astonishing transformation… into a lush, verdant oasis.

As food and water become scarce, Crystal, the fierce leader of the Ruins gang, sets her sights on rival Kati's territory and its neighboring fruit trees. Watch as Crystal's move and a raid by outside invaders lead to dire consequences for one troop.

New Zealand's West Coast is like nowhere else on Earth. From glacier-covered mountains to rain-drenched native forests to rough frigid seas, the landscape defies belief. Isolated from the rest of the world, this strip of almost untouched wilderness hides a host of endemic animals. Evolutionary castaways, every one of them is a rare ecological jewel. From alpine parrots and shy penguins to mammal-like kiwis and ancient eels. To survive the conditions the wildlife here has to be hardy, cunning and resourceful. A journey along the West Coast reveals the beauty of this land, and the trials and tribulations of the wildlife that live here.

In New Zealand, two wild fortresses protect the vulnerable native animals: One a remote island protected by a moat of saltwater, the other a hilltop citadel surrounded by a predator-proof barrier. This is the story of these delicate sanctuaries and the life that thrives within them.

Sometimes animals get a second chance. Like the majestic elk, which went extinct in Ontario thanks to habitat loss and over-aggressive hunting. But a few years ago, hundreds of elk were brought back, to re-populate the province in four different areas. Some floundered because of new, aggressive local predators. But a colony of elk in Burwash, on a former prison ground, is thriving.

New Zealand's West Coast is like nowhere else on Earth. From glacier-covered mountains to rain-drenched native forests to rough frigid seas, the landscape defies belief. Isolated from the rest of the world, this strip of almost untouched wilderness hides a host of endemic animals. Evolutionary castaways, every one of them is a rare ecological jewel. From alpine parrots and shy penguins to mammal-like kiwis and ancient eels. To survive the conditions the wildlife here has to be hardy, cunning and resourceful. A journey along the West Coast reveals the beauty of this land, and the trials and tribulations of the wildlife that live here.

In New Zealand, two wild fortresses protect the vulnerable native animals: One a remote island protected by a moat of saltwater, the other a hilltop citadel surrounded by a predator-proof barrier. This is the story of these delicate sanctuaries and the life that thrives within them.

Get acquainted with an array of ocean oddballs and learn how billions of years' worth of changes, from ice ages to asteroid strikes, have shaped their looks and skills. Meet blind worms who fish, walking sharks, tree-climbing crabs, and much more.

Home to Earth's second-largest barrier reef, Roatán is one of the world's top dive spots-known for its rare black coral, low-lying nurse sharks, and fearsome-looking barracuda.

Explore beautiful Heidelberg Castle whose ruins stand in imposing wonder beside the river Neckar in Western Germany. Surrounded by a protected nature reserve, the castle is home to birds of prey and acts as a spawning ground for nearby amphibians.

In this small patch of woodland, two young monkeys face the toughest time of their lives. As they find their place in the world, they must learn which neighbors are allies, and which are foes. Who to trust, and who to avoid. They will suffer loss, and gain friends, as they discover what it means to be part of the Woodland Troop.

In the northeastern corner of South Africa lays a land of unparalleled beauty that encompasses pristine beaches and vibrant coral reefs, lush wetlands and lakes, and vast forests and open plains. Each landscape provides sanctuary for a range of animals. Known locally as "the Miracle", due to its beauty, this is the magical world of iSimangaliso.

New Zealand's West Coast is like nowhere else on Earth. From glacier-covered mountains to rain-drenched native forests to rough frigid seas, the landscape defies belief. Isolated from the rest of the world, this strip of almost untouched wilderness hides a host of endemic animals. Evolutionary castaways, every one of them is a rare ecological jewel. From alpine parrots and shy penguins to mammal-like kiwis and ancient eels. To survive the conditions the wildlife here has to be hardy, cunning and resourceful. A journey along the West Coast reveals the beauty of this land, and the trials and tribulations of the wildlife that live here.

In New Zealand, two wild fortresses protect the vulnerable native animals: One a remote island protected by a moat of saltwater, the other a hilltop citadel surrounded by a predator-proof barrier. This is the story of these delicate sanctuaries and the life that thrives within them.

Stake out the Bay Family's lush territory, where matriarch Anna offers lavish feasts but faces internal dissent. Size up her rival Mia, the streetwise Townies leader who's eyeing a lifestyle upgrade, and check in with the isolated Mangrove Family.

Home to Earth's second-largest barrier reef, Roatán is one of the world's top dive spots-known for its rare black coral, low-lying nurse sharks, and fearsome-looking barracuda.

Explore beautiful Heidelberg Castle whose ruins stand in imposing wonder beside the river Neckar in Western Germany. Surrounded by a protected nature reserve, the castle is home to birds of prey and acts as a spawning ground for nearby amphibians.

In this small patch of woodland, two young monkeys face the toughest time of their lives. As they find their place in the world, they must learn which neighbors are allies, and which are foes. Who to trust, and who to avoid. They will suffer loss, and gain friends, as they discover what it means to be part of the Woodland Troop.

In the northeastern corner of South Africa lays a land of unparalleled beauty that encompasses pristine beaches and vibrant coral reefs, lush wetlands and lakes, and vast forests and open plains. Each landscape provides sanctuary for a range of animals. Known locally as "the Miracle", due to its beauty, this is the magical world of iSimangaliso.

New Zealand's West Coast is like nowhere else on Earth. From glacier-covered mountains to rain-drenched native forests to rough frigid seas, the landscape defies belief. Isolated from the rest of the world, this strip of almost untouched wilderness hides a host of endemic animals. Evolutionary castaways, every one of them is a rare ecological jewel. From alpine parrots and shy penguins to mammal-like kiwis and ancient eels. To survive the conditions the wildlife here has to be hardy, cunning and resourceful. A journey along the West Coast reveals the beauty of this land, and the trials and tribulations of the wildlife that live here.

In New Zealand, two wild fortresses protect the vulnerable native animals: One a remote island protected by a moat of saltwater, the other a hilltop citadel surrounded by a predator-proof barrier. This is the story of these delicate sanctuaries and the life that thrives within them.

Get acquainted with an array of ocean oddballs and learn how billions of years' worth of changes, from ice ages to asteroid strikes, have shaped their looks and skills. Meet blind worms who fish, walking sharks, tree-climbing crabs, and much more.

Home to Earth's second-largest barrier reef, Roatán is one of the world's top dive spots-known for its rare black coral, low-lying nurse sharks, and fearsome-looking barracuda.

Explore beautiful Heidelberg Castle whose ruins stand in imposing wonder beside the river Neckar in Western Germany. Surrounded by a protected nature reserve, the castle is home to birds of prey and acts as a spawning ground for nearby amphibians.

In this small patch of woodland, two young monkeys face the toughest time of their lives. As they find their place in the world, they must learn which neighbors are allies, and which are foes. Who to trust, and who to avoid. They will suffer loss, and gain friends, as they discover what it means to be part of the Woodland Troop.

In the northeastern corner of South Africa lays a land of unparalleled beauty that encompasses pristine beaches and vibrant coral reefs, lush wetlands and lakes, and vast forests and open plains. Each landscape provides sanctuary for a range of animals. Known locally as "the Miracle", due to its beauty, this is the magical world of iSimangaliso.

New Zealand's West Coast is like nowhere else on Earth. From glacier-covered mountains to rain-drenched native forests to rough frigid seas, the landscape defies belief. Isolated from the rest of the world, this strip of almost untouched wilderness hides a host of endemic animals. Evolutionary castaways, every one of them is a rare ecological jewel. From alpine parrots and shy penguins to mammal-like kiwis and ancient eels. To survive the conditions the wildlife here has to be hardy, cunning and resourceful. A journey along the West Coast reveals the beauty of this land, and the trials and tribulations of the wildlife that live here.