They might be amazing athletes, but these smiley, happy dogs are also completely adorable!
Musher Gerald Sousa's team sprinting down the trail.
Image by NATHANIEL WILDER / Reuters
Jessica Hendricks' team racing down the trail at the re-start of the race in Willow, Alaska.
Image by NATHANIEL WILDER / Reuters
Louie Ambrose's team charging down the same trail, starting the almost 1,000 mile race across Alaska.
Image by NATHANIEL WILDER / Reuters
Iditarod Champion Martin Buser kisses one of his dogs before the start of the race.
Image by NATHANIEL WILDER / Reuters