Related Clues:

• Heard them? They sound low
• Herd to heard to be low
• The herd may be heard
• Animal groups
• Name-brand targets?
• Beasts of pasture
• Cows, etc
• Stock farm
• Ruminants, often domesticated
• Cows etc
• Herd animals
• Oxen, cows, bulls etc
• Group of cattle or sheep
• __ call
• Farm animals talked regularly behind domestic animal