Possible Clues:

• "Ice Age" squirrel
• Acorn-toting "Ice Age" rodent
• Saber-toothed squirrel in 'Ice Age'
• Prehistoric squirrel in 'Ice Age'
• ''Ice Age'' rodent
• "Ice Age" saber-toothed squirrel
• Remained inactive, bringing in councillor to graze in the country?