Related Clues:

• Heard of them, by the sound of them
• Heard of them, by the sound of them?
• You'll have heard the sound of them
• One heard the sound of them
• The sound of them may be heard
• Herd may be heard in a low sort of way
• They may be heard, by the sound of them (6)
• Herd may be heard
• May be herd or heard
• You've heard of them, by the sound of it
• One will have heard the herd
• Each of them 26 down
• They all go over the top
• Female start to what's in the flock
• Heard the sound of them