BBC America HD

An unconscious war widow and her lifeless infant are found in the rubble of a bombed Army recruitment center; DA Jack McCoy must make one of the most-unpopular decisions of his career.

Mysterious e-mails from a religious Web site lead detectives to the dead body of one of the page's creators; Jack McCoy's political opponent uses the media to attack his reputation.

As detectives investigate the death of a bank executive's mistress, they uncover a kidnapping and extortion plot.

The search for a writer's killer leads detectives to a closed espionage case.

While investigating the murder of a TV reporter, detectives learn that she was involved in a love triangle.

A forensic look at how crocodiles hunt wildebeest and zebra; a new perspective on how these predators use ambush strategies and the element of surprise.

A forensic look at how cheetahs hunt prey, including lechwe, impala and wildebeest.

In Amboseli, Kenya, an incredibly rare drought event pushes a struggling elephant family to its limits as their only chance to save their dynasty is to work together and overcome the challenge of a lifetime.

On Zambia's plains, a cheetah mother and her three growing daughters must travel thousands of kilometers every year to roam their vast territory searching for food; new challenges arise as the wet season arrives and floodwaters advance.

On the vast Zambian plains, a clan of hyenas must pull together to survive; the seemingly desolate territory could be the key to their success, and holding onto it until the wildebeest return will be vital for the clan's survival.

Oceans dominate the world's weather systems while supporting a wide range of life.

Predators utilize marshes created by tides; finback and humpback whales; sand crabs; surfing snails; dolphins.

Life on the edge of frozen seas near the North and South poles.

Examining the fragile ecosystems and colorful life surrounding coral reefs.

Oceans dominate the world's weather systems while supporting a wide range of life.

Plankton use sunlight as an energy source in temperate-sea habitats.

Breeding forces animals to come onto land; eagles; marine iguana; Olive Ridley turtles; killer whales hunt sea lion pups; rockhopper penguins.

Mountain ranges, perpetual night, pressure and temperature extremes create unusual life forms.

Four rival families - leopards, hyena, wild dogs and lions - all trying to claim a rich corner of Zambian paradise as their home. Who will succeed in ruling this precious Kingdom?

Lt. Daniel Kaffee (Tom Cruise) is a military lawyer defending two U.S. Marines charged with killing a fellow Marine at the Guantánamo Bay Naval Base in Cuba. Although Kaffee is known for seeking plea bargains, a fellow lawyer, Lt. Cdr. JoAnne Galloway (Demi Moore), convinces him that the accused marines were most likely carrying out an order from a commanding officer. Kaffee takes a risk by callin

Four rival families - leopards, hyena, wild dogs and lions - all trying to claim a rich corner of Zambian paradise as their home. Who will succeed in ruling this precious Kingdom?