Human vs Hamster

The Caroling Elves and Christmas Candy Clerks hope to prove species superiority once and for all.

Flight Attendants and Tooth Fairies try to take a bite out of the competition in a new challenge that tests an essential hamster skill -- tunneling.

Dancers and magicians take center stage in another new feat before Lightning attempts to steal the spotlight in ``Escape the Cage.``

Facing off against firefighters from Rhode Island and New Jersey, the hamsters look to snuff out the competition in a new challenge.

The Weekend Warriors and Theater Kids get the first look at the challenge ``Wiener Takes All`` before Astro tries to take all in the final.

Lawyers and wrestlers step into the ring against familiar foes and the new furry competitor, the Professor.

In three all-new challenges, the Trivia Kings and Volunteer Queens take on hamsters Astro, Lightning, and Romeo, as well as returning favorite Kevin.

In three all-new challenges, the Trivia Kings and Volunteer Queens take on hamsters Astro, Lightning, and Romeo, as well as returning favorite Kevin.

The Weekend Warriors and Theater Kids get the first look at the challenge "Wiener Takes All" before Astro tries to take all in the final.

Lawyers and wrestlers step into the ring against familiar foes and the new furry competitor, the Professor.

Facing off against firefighters from Rhode Island and New Jersey, the hamsters look to snuff out the competition in a new challenge.

Dancers and magicians take center stage in another new feat before Lightning attempts to steal the spotlight in "Escape the Cage."

Flight Attendants and Tooth Fairies try to take a bite out of the competition in a new challenge that tests an essential hamster skill -- tunneling.

The Caroling Elves and Christmas Candy Clerks hope to prove species superiority once and for all.