Dylan Dreyer discovers how threatened animals are making a comeback in Europe, including an exquisite feline on the prowl and a big bear with an itch he has to scratch.

Dylan Dreyer heads to Europe to discover how ancient horses anchor one of Italy's most beautiful wild places, along with prickly porcupines, outgoing otters and high-flying geese.

Dylan Dreyer explores some of the rarest, biggest and most intrepid animals on Earth, such as the reclusive Bengal tiger, an ocean giant and her calf, and tiny turtle hatchlings.

Dylan Dreyer explores wild Australia, including platypuses, dolphins and kangaroos.

Dylan Dreyer reveals the secrets of animal survival, including a shape-shifter under the sea.

Dylan Dreyer heads to wild India.

Dylan Dreyer discovers animals with unusual strategies for finding a mate, from battles between suitors in the snow to a colorful courtship dance on an Australian beach.

Dylan Dreyer explores the wild side of Europe.

Dylan Dreyer explores Australia's remote outback.

Dylan Dreyer explores India.

Dylan Dreyer embarks on a North American adventure, home to wild creatures as diverse as monarch butterflies, Porcupine caribou and polar bears.

Dylan Dreyer meets the semi-wild horses of Italy's coast.

Dylan Dreyer is looking skyward to study some of the most impressive high-flying inhabitants around the world.

Dylan Dreyer explores social animals.

Dylan Dreyer discovers seacoast animals from Australia's famous marsupials to dolphins on the hunt.

Dylan Dreyer discovers how European animals meet the challenges of modern survival.

Dylan Dreyer explores colorful reptiles.

Dylan Dreyer treks across the vast Indian subcontinent to meet animals of the forest and desert.

Dylan Dreyer travels to the rugged Iberian Peninsula, home to mysterious marine mammals, fascinating predators and rare wildcats.

Dylan Dreyer explores some of North America's most unusual animal families, from Yellowstone to Mexico to the California coast.

Dylan Dreyer travels the world to see the animal kingdom's biggest, fastest and toughest creatures.

Dylan Dreyer explores the world's coldest climates and their resilient inhabitants, including the unforgettable emperor penguin.

Dylan Dreyer meets wild horses in the south of France.

Dylan Dreyer explores the Mediterranean's sea creatures.

Dylan Dreyer meets pachyderms, tigers and more in India.

Dylan Dreyer meets Australian animals from a tree-dwelling koala to a duck-billed platypus.