Related Clues:

• Makeshift pencil holders
• Front-page boxes
• Prince Charles's really stand out
• They can burn or ring
• Good listeners
• Places for plugs
• Sense organs
• They may hold pencils
• Dumbo's flappers
• Auditory equipment
• Distinctive features of Mr. Spock
• XM ___
• Receptors
• Hams' needs
• Stirrup sites