Tafelshrew

Tafelshrews were edible rodent-like mammals that could be found on Gallifrey. (NA: Cat's Cradle: Time's Crucible, Lungbarrow)

Tafelshrews were used in experiments and a mated pair were brought in the first Time Scaphe. (NA: Cat's Cradle: Time's Crucible)

The cousins of Lungbarrow survived mainly on tafelshrews and fungus during their time trapped in the House of Lungbarrow. (NA: Lungbarrow)

In order to distract a guard, the Doctor used a toy tafelshrew. (PDA: The Infinity Doctors)