World’s most expensive feather sells at New Zealand auction​

​A feather from a long-extinct New Zealand bird has set a record after selling for $46,521 NZD (about US$28,400), the auction house handling the sale has said. A feather from a long-extinct New Zealand bird has set a record after selling for $46,521 NZD (about US$28,400), the auction house handling the sale has said.