ASK AN EXPERT: Why does this tui have unusually fluffy collar feathers?
Mike Creed asks: Two Tui have been visiting our feeder over the past couple of days. They are very noticeable because of their unusually fluffy collar feathers. Are these old birds? Do the collar feathers normally develop like that? They seem to be a couple. Any info would be appreciated! Colin Miskelly from Te Papa says: These do […]