Tribblesome Episodes
Descriptions and Images from StarTrek.com
TOS Season 2 Episode 15: The Trouble With Tribbles
The Enterprise is overrun by furry creatures while tangling with Klingons and bureaucrats.
AA Season 1 Episode 5: More Tribbles, More Troubles
The tribbles return for more trouble as the Enterprise encounters Cyrano Jones, the Klingons and a new breed of the popular pest.
DS9 Season 5 Episode 6: Trials and Tribble-ations
Deep Space Nine crewmembers travel back in time — and integrate with Kirk's Enterprise crew.
ENT Season 2 Episode 21: The Breach
(A tribble is fed to one of Phlox's animals)
Enterprise is asked to evacuate a group of Denobulan geologists from a world that has been taken over by a militant faction.