Related Clues:

• Holes in the head
• Nostrils
• Facial features
• The septum separates them
• Breathers?
• They're good for a breather
• External openings in the face
• Blowholes?
• Where you get a whiff
• Breathing passages
• Air-passage ends
• Nasal openings
• Nasal passages
• They sometimes flare
• Things that flare