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Advanced audio tech reveals never-before-heard animal behaviors: caiman chirping in eggs, lions and hyenas nocturnal skirmishes, puzzling fish humming, avian mimicry precision.

David Attenborough investigates the remarkable life and death of Jumbo the elephant - a celebrity animal superstar whose story is said to have inspired the movie Dumbo.

It was called the Black Death, a disease that started in the 14th century, and swept across Europe wiping out half the population, one of the most lethal killers in human history. But the cause of the Black Death has eluded scientists. Now, Evolutionary biologist Hendrik Poinar embarks on an epic journey to solve the 600-year old mystery and change the way we fight infectious diseases today.

In depth look at the life of the world's most famous elephant.

An underwater world of bizarre creatures critical to the health of our oceans is locked in a struggle for survival.

Forgotten bones of Jumbo the elephant help scientists crack unsolved mysteries surrounding the world's first animal superstar.

Animals use sound to survive: hunt prey, defend against predators, and escape danger. Great grey owls hear voles under snow. Kangaroo rats detect rattlesnakes by sound, drum feet to defend themselves.

Shrieking elks, humming fish, singing gibbons, and lyrebirds mimicking their surroundings all use their voices to find and attract a mate.

As baby animals take their first steps out of the nest, burrow, den or lair, the sounds that guide them could mean the difference between life and death.

Dr Jennifer Gardy conducts an experiment on herself in an attempt to prove or disprove popular health claims.

An investigation of whether stormy-weather claims are myth or science.

Dr. Jennifer Gardy reveals life-changing sleep secrets.

When it comes to diet, we swallow a lot of advice. Food for Thought sorts through the latest science to create a new recipe for health.

Jennifer Gardy lifts the lid on poop to discover if it's myth or science that we're flushing a valuable resource down the toilet.