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posted 2 years ago

How can Iditarod dogs run so fast for so long? Scientists probe superdogs (2015) adn.com/iditarod/art...

adn.com

published 3/1/2015

summary

Iditarod dogs are ultramarathoners, with the fastest among them running nearly 1,000 miles in a little more than a week, fueled by an amazing number of calories. Racing dogs may eat as many as 12,000 calories a day, the equivalent of about 22 Big Macs from McDonald’s.

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