Possible Clues:

• The ruddy horse turns into a goose like this
• He turns the ruddy steed into a bird
• Look like a simpleton
• Male bird - look
• Male 7 across
• Butcher's a simpleton
• Look for a bird
• Go, sling a little like him
• One may fly 13 across, and it might fly over here
• Male goose; look (colloq.)