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National Geographic |
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Octopus Cam |
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| The animal(s) in this enclosure may have moved out of view.
The giant Pacific octopus is the world's largest octopus—large males may have an arm span up to 25 feet and weigh more than 100 pounds. Octopuses are mollusks, and are related to squid, cuttle... |
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Sniffing Out Seals |
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| Brendan Kelly learned from Inuit hunters how to train Labrador retrievers to find ringed seals. This allows Brendan and his colleagues to set up live-capture nets to keep the seals from diving after they come up for air. The seals are tagged with satellit... |
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Vampire Bats!! |
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| A team of researchers enters a dark and nasty cave to encounter the legendary, blood-sucking vampire bat.... |
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Rivers & Riparian Fringe |
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| Rivers and Riparian Fringe 4 feet 7 inch... |
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Wild Shark Mating Caught on Camera |
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| Biting, shoving, and wrestling make for rough coupling among nurse sharks. Get a rare eye on the action via a shark-mounted camera.
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Outdoor Channel TV |
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| America's Leader in Outdoor TV... |
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TVscuba |
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| TVscuba is a new TV channel dedicated to the best in sports diving from around the world.... |
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Jeff Corwin :: Never before seen movie segments! |
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| If you're a fan of Jeff's, then you know that he is a pretty good impersonator. So, for fun, he and the crew often re-enact favorite movies. These mini-movies may never win an Oscar, but we love them anyway. (04:00)... |
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Mother Walrus Cuddles Her Calf |
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| On an isolated ice floe far from the jostling herd, a mother walrus shelters her newborn calf. (02:47)... |
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Seahorses, Father's Day Heroes of the Deep |
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| In the wild, the biggest Father's Day presents should probably go the seahorse, one of the only male animals known to get pregnant and give birth. (02:48)... |
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Hawaii Marine Preserve to Be World's Largest |
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| President Bush has designated the Northwestern Hawaiian Islands a U.S. national monument, creating the largest marine reserve in the world. (05:39)... |
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Wild Animals Fun |
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| Family Fun. The Frescas Family find themselves face to face with friendly wildlife in San Diego's Wild Animal Park.... |
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Koalas, Out on a Limb |
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| This film was produced by Gulliver Films in 1984 and remains as the definitive study of Australia's best known, and loved marsupial. Original length: 45 minutes. 16mm Eastman color.... |
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Tracking Asia's Giant Catfish |
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| The giant catfish—the largest freshwater fish in the world—is fast disappearing from Southeast Asia's Mekong River Basin, the only place on Earth where it exists. Join conservationist Zeb Hogan as he plies the waters of the Mekong in search of the giant f... |
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Bees Battle "Hornets From Hell" |
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| A small but highly efficient killing machine lurks in the mountains of Japan—the Japanese giant hornet. The voracious predator pumps out a dose of venom with an enzyme so strong it can dissolve human tissue. Just a handful of these hornets can kill 30,000... |
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Can Penguins Survive Warming? |
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| Emperor penguins are the only land-based creatures built to survive the Antarctic winter. But can these birds take the heat of global climate change? Watch as a team of scientists uncovers some surprising facts about Antarctic penguin colonies and their f... |
| 18. |
How It Started |
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| Whenever there’s some energy that’s produced by one animal that gets detected by another animal and it changes that other animal’s behavior then you can say that’s communication so…... |
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Wood Frog Choice :: Scramble Competition |
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| Well, the wood frogs breed explosively and so they probably are calling at most, for three or four nights at the peak. So they’re relying completely on stored energy to do that from the winter.... |
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Tree Frog Choice |
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| So when a male gray tree frog calls for three or four hours the aerobic metabolic rate is going up something like twenty times resting. It’s really the equivalent of running a marathon. And they’re doing this night after night for a long season.... |
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Sound Communication |
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| Sound seems to be mysterious because we don’t see it, they’re just sound waves and yet it can convey an enormous amount of information.... |
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Malformed Frogs |
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| There are a number of causes for malformed frogs, ranging from pesticides and other sort of harmful chemicals, retnoic acid, the wrinkle cream that you put on your face to prevent from having crows feet to augmented natural biological phenomenon.... |
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Lannoo Declining Amphibian Populations |
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| The biggest amphibian decline issue that we have in the Midwest has been the mysterious decline of cricket frogs in the upper Midwest.... |
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Seasonal Strategies |
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| We’re in Jasper county in northwest Indiana and we’re at this marsh on the first warm day of late winter. And this habitat is a great place to monitor amphibians.... |
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Repertoires |
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| The usual call that you’re hearing, scientists refer to as advertisement calls. They used to be termed mating calls. And they have that function, that is, they do attract females for mating.... |
