Musk oxen try to protect their young from a pack of arctic wolves.
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http://video.nati onalgeographic.com/v ideo/?source=4001
Professionals teach dogs to guard against intruders and attack on command.
Prehistoric Predators: Wolf:
SUN AUGUST 19 9P et/pt:
NGC Wild: http://www.ngcwild.c om?source=4003
How were the blocks raised to the top of the 489ft Great Pyramid? An architect develops a theory about a snaking internal ramp that's been hidden inside the pyramid for 4500 years.
Unlocking the Great Pyramid :
SUN NOVEMBER 16 9P et/pt
Guy Harvey and a team of fishermen forgo a possible marlin world record in order to tag the giant fish.
Hooked Again: Monster Fish! :
SUN OCTOBER 14 9P et/pt :
http://channel.na tionalgeographic.com /channel/video/?sour ce=4003
It's gruesome work: cutting through a deceased person's body to find what caused their death.
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http://video.nati onalgeographic.com/v ideo/?source=4001
These gigantic cows resemble bovine body-builders. See how breeders have achieved such amazing results.
Extreme Genes :
THURS FEBRUARY 21 9P et/pt : http://channel.natio nalgeographic.com/ch annel/?source=4003
When you're an anaconda you don't need venom to take down your prey, even if its the world's largest rodent, a capybara, weighing somewhere in the neighboorhood of one hundred pounds!
See all National Geographic videos: http://video.nationa lgeographic.com/vide o/?source=4001
Step inside Apollo 11 when Neil Armstrong and crew had less than 30 seconds of fuel left before landing on the moon.
Secrets of the Moon Landings :
SUN NOVEMBER 4 9P et/pt :
http://channel.na tionalgeographic.com /channel/video/?sour ce=4003
A major earthquake this year in China had a lasting impact on the population of giant pandas, killing at least one of the animals?plus five people who had been working to preserve the species.
See All National Geographic Videos http://video.nationa lgeographic.com/vide o/?source=4001
