Why black robins must fly the nest to sustain their success
Forty years ago, on a remote rocky island in the Pacific, 800km east of New Zealand, a conservationist set out to bring the rarest bird in the world back from the brink of extinction.
Don Merton climbed the rockface of Little Mangere Island, part of the Chatham Islands (Rēkohu in the indigenous Moriori language and Wharekauri in Māori), and laid a soft netted trap for the black robin, also known as
