Related Clues:

• A dead one looks like something else
• With 46-Across, 'It ain't hard!'
• Well-tossed horseshoe
• Horseshoes feat
• Mallard, say, or eider
• One is almost identical to another in the belfry
• There's nothing in it for a quack
• It's nothing at all for the bird to get down to it
• Belly fellow?
• Get down to what does not come to a score
• The bird must get its head down
• Not one score for one bird
• No score with Bill in Australia, so he gets the bird
• The quack may keep his head down while scoring it
• Dodge for one providing 10-across