Related Clues:

• Some creepy-crawlies
• Contemptible sort
• Raid victims
• Proverbial racers
• See 24 Down
• They may be hard to get rid of
• Outbreak creatures
• Rats, but not bats
• ''What rotten luck!''
• Mouse relatives
• Perfidious ones
• Winston Smith's greatest fear, in '1984'
• Small parasites
• Swattable sorts
• "Peanuts" cry