Play How Glowing Poop Helps Bat Conservation

To track the migration patterns and distances of the lesser long-nosed bats, Ecologist Rodrigo Medellin coats the bats he catches in harmless UV dust, which they lick off and digest. The glowing dust passes through their system, and by tracking the glowing bat droppings, he can prove how far they’ve flown.

Play Bat Volcano Erupts at Night

More than three million bats live in the caves of Calakmul. To avoid being eaten by predators, they form a living tornado, or "bat volcano," when they fly. In this whirling mass, it’s almost impossible for their predators to choose a target.

Play Preview of The Bat Man of Mexico

An ecologist tracks the lesser long-nosed bat’s epic migration across Mexico, braving hurricanes, snakes and seas of cockroaches, in order to save the species and the tequila plants they pollinate.

Play The Making of "Sharks of Hawaii"

As with any PBS NATURE film, the key to getting the shots is time spent out in the field. Fortunately, for the crew of "Sharks of Hawaii" that meant the tropical islands of Hawaii.

Play Peek-A-Boo with Hawaiian Garden Eels

Off the island of Oahu lies an undersea prairie that is home to hundreds of Hawaiian garden eels. Shy creatures found only in Hawaiian waters, these eels only emerge from their burrow to eat zooplankton. They will spend their lifetime in the same spot, trying to avoid the eyes of roaming sharks.

Play Sharks vs Bait Ball

A school of small mackerel called “Akule” gather in the tens of thousands to form a tight bait ball in order to protect themselves from predators, most notoriously the sharks of Hawaii. But sometimes increasing their profile only attracts more lethal attention.

Play Preview of Sharks of Hawaii

Learn surprising facts about the sharks that call the warm waters near Hawaii’s islands their home. Meet the Whitetip reef shark, Whale shark, Tiger shark and more.

Play Mother Leopard Protects Cubs from Male Intruder

Olimba faces the challenging task of raising newborn cubs, which is a constant battle to hunt successfully, to defend her prime territory and to protect her cubs against enemies. One day, Olimba discovers a nomadic male leopard near her cubs, and without hesitation, she attacks him.

Play Preview of The Leopard Legacy

Follow the story of a leopard mother as she raises her cubs near the Luangwa River, facing a constant battle to hunt successfully, defend her territory and protect her cubs against enemies.

Play Meet the World's Smallest Owl

Watch the elf owl, the smallest owl in the world, hunt food for its chicks. Despite their small size, these owls are able to tackle prey almost as big and powerful as themselves.

Play Sly Bear Steals From Woodpecker's Acorn Stash

There are many reasons Big Bend is good for bears and this is one of them. A clever bear stumbled upon a woodpecker's large stash of acorns, which he continued to take from for days. Much to the disgust of the acorn woodpecker.

Play Making of "Big Bend: The Wild Frontier of Texas"

Filmmaker Skip Hobbie discusses his and the crew's experience making "Big Bend: The Wild Frontier of Texas." Hobbie talks about both the challenges and exciting moments while filming the animals of Big Bend, such as beavers and bears.

Play Preview of Pumas: Legends of the Ice Mountains

Travel to the ice mountains of Chile to discover the secrets of the puma, the area’s biggest and most elusive predator. Discover how this mountain lion survives and follow the dramatic fate of a puma mother and her cubs. Narrated by Uma Thurman.

Play Mother Puma Teaches Daughter How to Hunt

Solitaria, a mother puma, is on the move to hunt prey with her cubs close by. One female cub, in particular, takes in her mother's every move, which may give her an advantage one day when hunting on her own.

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