In Western Australia, shark attacks are on the rise, and investigators are racing to find out why.

South Africa is home to the world's deadliest beach for shark attacks.

A spike in bull shark attacks in North Carolina leaves experts scrambling for answers.

In 2006, the Oregon coast is plagued by the alarming anomaly of three shark attacks in three months.

The Hawaiian island of Oahu becomes besieged by shark attacks in 2015.

Experts try to determine why sharks are suddenly on the attack along the Southern California coast.

Scientists look for reasons behind savage attacks off the mid-Atlantic coast.

The 25-mile coastline of Recife, Brazil, is one of the most dangerous places for shark attacks.

The Gulf of Mexico's many species of sharks are normally docile and not uncommon for locals and tourists to spot, but in 2005 shark attacks along the coast exploded to more than five times the average.

Just miles apart, two children are attacked by sharks within one hour of each other.

In 2011, the Seychelles archipelago is rocked by two deadly shark attacks in two weeks.

Australia experiences nine terrifying shark attacks in 2015.

Three shark attacks in 13 months stun beachgoers on the otherwise peaceful beaches of Cape Cod, Mass.

California is the site of an alarming spate of shark attacks.

Twelve days of bloodshed on the Jersey Shore give rise to America's fear of sharks.

Florida is the "shark attack capital of the world."

Investigators seek the cause behind a strange surge of shark attacks in Texas.

Experts break down shark attack stories to reveal what can be done to avoid an attack.

Harrowing stories from people who faced real-life Jaws and lived to tell the tale.

Sharks unleash a reign of terror in top tourist destinations.

A look into what caused an increase in shark attacks around the Bahamas in 2002.

From the coast of America to exotic beaches around the world, the number of reported shark attacks has increased in the last half century, many of which are occurring in new and surprising places. In these enhanced episodes of "When Sharks Attack," experts investigate the chilling incidents in an effort to determine exactly what is affecting some of nature's most feared fish. The deep-sea saga employs underwater photography, news archives and testimony to deep dive into the mysterious and deadly attacks.

Produced by the team that created BBC's "Planet Earth" series, "The Hunt" explores the relationship between predators and their prey. Sir David Attenborough narrates this documentary while the cameras follow the animals in their natural habitats. With a specific focus on strategy, the hunters are examined in detail -- from their use of the environment to their sharp instincts and physical prowess. On the other side of the fence are the hunted, which use their senses and defense tactics to flee when they feel threatened. Each episode centers on a different habitat, and the last one focuses on the state of the planet.

Aquatic ecologist Zeb Hogan gets up close and personal with bizarre giants of the water, specimens equally enormous in proportion and odd in appearance. Among other adventures, Hogan investigates flying fish from Asia that are invading America's waterways, and he searches for one of North America's toothiest and most-misunderstood monster fish, the alligator gar. Some of the species Hogan encounters have survived for centuries but now face the threat of extinction, and he presents groundbreaking research undertaken to protect them.

Africa is home to some of the deadliest creatures of all, and in this series, you'll see them.

Investigating the world's most clever and savage predators.

Zoologist and animal trainer Dave Salmoni has traveled around the world to study animals and their ecosystems, often exploring the delicate balance between wildlife and civilization. In this series, Salmoni is put to the ultimate test as he lives beside some of the world's fiercest creatures, visiting remote islands to investigate how beastly inhabitants survive in harsh conditions. For answers, Salmoni must get closer to the animals than most people would be willing to. Among his journeys are treks to a South Pacific island that is home to a large concentration of sharks, and an island off the coast of Panama that has a dark secret.

Searching for the world's strangest creatures.