'Simply amazing' gray whale swims 14,000 miles, breaking world record

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There's migrating, and there's migrating.

Using satellite tracking devices, scientists discovered that a western North Pacific gray whale, which is a critically endangered species, traveled nearly 14,000 miles roundtrip from its primary feeding grounds off Russia's Sakhalin Island down to Baja, Mexico and back. This is the longest recorded mammal migration on record.

The 172-day trip took place between Nov. 24, 2011 and Feb. 2, 2012. To put the mileage into perspective, this is more than 5,000 miles longer than the longest flight in the world, between Dallas-Ft. Worth and Sydney. Read more...

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from MashableAndrew Freedman