Related Clues:

• Roman goddess of the dawn
• Bellow at a bull
• City near Denver
• Angus's greeting
• 'Old MacDonald Had a Farm' sound
• Stock quote?
• Something heard from a herd
• Milking murmur
• Sound heard by MacDonald
• Polar region phenomenon
• Sleeping Beauty's name
• Night light show
• [I'm getting absolutely milked here]
• Sound of a cow
• Sound of cow