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The endangered Tasmanian devil is an apex carnivore, and without this scavenger, the entire island ecosystem of Tasmania would suffer a loss of biodiversity. Get a bird's eye view of the Hindu Kush as Boone Smith sets out to study the snow leopards of Afghanistan. The top predator here is the shoebill, a giant bird. Sumatran Wonders Travel across the islands of Indonesia from Borneo to Sumatra and delve into the dynamic daily routines of Sumatran orangutans and tigers. Underwater Farming Dive beneath the waters of Okinawa and explore traditional Japanese seaweed farming.

Watch the video to see this glowing springtime event. Facts and Photos Check them out! The alveolar walls, which contain countless capillaries, are so thin that the oxygen inhaled can pass through them and be absorbed by blood cells within the capillaries. Whale Sharks visit fisherman off the coast of one of Indonesia's islands, bringing them good luck to their nets.

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Namibia's geography and the water cycle play key roles in how water reaches this dry place. Bizarre facts Fill your brain!

Videos, stories, and more. Birds See our videos, pics, and facts. Get games, videos, aja mahi rdb mp3 and more. Find your favorite titles. Captive Breeding Case Studies Students complete a case study for one species in a captive-breeding program and evaluate the effectiveness of the program.

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While the ostrich may seem like a comical bird, it is actually responsible for quite a few deaths in Africa. Strange pics you've gotta see. Within each lobe, the bronchi split off into numerous, smaller offshoots that end in air sacs. Dolphins live in the water, so why aren't they fish? Big Cat Week is an extension of the Big Cats Initiative which supports professionals working to end poaching and save big cat habitats.

Gravity is not your friend when trying to catch air with a go cart. Students compare and contrast geographic themes related to Bengal and Siberian tiger populations. Mammals Get facts, videos, and photos.

Lung conditions may develop, such as emphysema, which for some is caused by the inhalation of tobacco smoke, and pneumonia, which may be caused by the inhalation of infectious organisms. Cheetah Speed An explanation of cheetah biology explains why they run as fast as they do. Reptiles Get facts, pics, and videos. Five million years ago, tectonic forces formed what are now known as the South Sandwich Islands. Tips and tricks for the best shot.

Since then, one of the big cats has already roamed more than a hundred miles kilometers. Students use media resources to identify big cats and map the species ranges of the world's big cats.

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They explore the strategies and challenges involved in conserving these big cats. Compare and contrast the hunting techniques of lions and cheetahs- what's the same and what's different? Find out in this video by Parry Gripp.

Nat Geo WILD

Transport your students from the classroom to the frontiers of exploration through live video conversations with National Geographic Explorers. Specially shot microscopy footage reveals the hidden world of twin fetal development.

In the small Japanese village of Harie, residents use a unique method to keep their fresh water clean and clear. Students compare the shape and size of human, lion, and gazelle teeth and jaws. Introduction to Captive Breeding Students discuss endangered and threatened species and learn about captive-breeding programs. National Treasures Find your park! We use cookies to make our website easier for you to use.

Elephants on the Move During the dry season, elephants in the Mara-Serengeti must constantly search for water, facing obstacles both natural and manmade along the way. The scoop on climate change What you need to know! Antonio Banderas is Picasso. In Japan, the red crowned cranes symbolize beauty and longevity. Penguins of the South Sandwich Islands Five million years ago, tectonic forces formed what are now known as the South Sandwich Islands.

Then they determine each big cat's corresponding habitat and create a graphic organizer that summarizes the information. Lion Crittercam Students use a Crittercam video and simulation game to learn about technologies scientists use to study the health and behavior of big cat populations. Select Channel National Geographic. While reviewing footage from one of their camera traps, scientists find footage of poachers in the woods.

Using their flexible limbs and specialized claws, they climb trees to hide from predators they may encounter in the wild. These branches provide the lobes independent supplies of air.

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Learn about our nonprofit work at NationalGeographic. Devils on the Prowl The endangered Tasmanian devil is an apex carnivore, and without this scavenger, the entire island ecosystem of Tasmania would suffer a loss of biodiversity.

Use exciting videos from select Nat Geo WILD programming in your classroom

Insects See videos, photos, and more. Get facts, photos, and more. Almanac Learn about this year's challenge!

Mike Heithaus and others try to tranquillize a lion. When a person inhales, oxygen fills the alveoli. Learn about the anatomy of the lungs, how the organs make respiration possible, and how they are vulnerable to illnesses. Your cookie settings Cookies are very small text files that are stored on your computer when you visit some websites.

Hunting Techniques Compare and contrast the hunting techniques of lions and cheetahs- what's the same and what's different? Water in the Namibian Desert Where does water in the Namibian desert come from? Big Cats, Big Teeth Students compare the shape and size of human, lion, and gazelle teeth and jaws. Tiger Trouble Students compare and contrast geographic themes related to Bengal and Siberian tiger populations.

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Despite the dangers that await, many species are beginning their instinctual migratory treks through Africa. This compartmentalization provides a fail-safe for the lungs, so that if one lobe is damaged, the four other lobes may remain intact and able to function. Exotic culture lures and engages our imagination. Scuba diving Adventure photography Soccer Ballet Vote.