Possible Clues:

• Copied the mule to date
• It's confused and beastly obstinate with a boy, but not originally
• One big bird was dead with five hundred more that copied it
• Followed the example of having dealt poorly with bird
• Not originally the way the bird was dead with hundreds more
• Copied
• Australian bird the French boy copied
• Tried to follow
• Aussie bird the French boy copied
• Aussie bird the French man copied