It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
WASHINGTON - As the Mars Pathfinder mission continues to document the movements of the Sojourner Rover, this startling photo, taken on July 11, has sent NASA scientists scrambling for an explanation. NASA sources have identified the animal apparently riding on top of the rover as an Airedale Terrier.