Top 10 Videos Of 2007

From National Geographic

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10. Octopus Changes Color, Textures (February 9, 2007)
It's a rock! It's a coral! No, it's an octopus. Watch an underwater "master of disguise" literally change its spots to avoid predators and stalk prey.


9. Gorillas Executed in Congo Park (August 1, 2007)
Four rare apes were shot in Africa's Virunga park on July 22. Get up close with other Virunga gorillas as rangers patrol the park to prevent another tragedy.


8. How Tsunamis Are Born (April 2, 2007)
How do these killer waves form? And what makes them so deadly? See tsunami formation in action and footage of this natural disaster's devastating effects.


7. Tornadoes 101 - How and Why Twisters Form (March 2, 2007)
The U.S. sees more tornadoes than any other country in the world. Learn how and why these violent twisters form—and what to do if one appears near you.


6. Humpback Whales' Feeding Frenzy (July 6, 2007)
See Crittercam footage and ride underwater with a pod of whales that work together to form a net of bubbles.


5. Real-Life Crucifixion (April 5, 2007)
Watch as a Philippine carpenter is crucified—an annual Good Friday ritual, which he sees as payback for God saving his wife and daughter's lives.


4. Killer Whales Blasted by U.S. Navy Sonar (May 2, 2007)
Like the boom of a jet fighter taking off, sonar noise in Puget Sound was hitting orcas with enough intensity to cause the marine mammals to race to shore, a biologist reports.


3. Egypt's Most Famous Female King Found (June 27, 2007)
Watch as archaeologists reveal how they identified the long-lost mummy of Hatshepsut, an Egyptian ruler famous for donning the male garb of a pharaoh.


2. Chimps Make and Use "Spears" to Hunt (February 22, 2007)
See newly observed footage of tool-making behavior that further blurs the line between humans and chimpanzees, our closest living relatives.


1. Grand Canyon Skywalk's 4,000-Foot View (April 13, 2007)
See what it's like to stand on a glass walkway 400 stories above the canyon floor.