Kakapos, which are reclusive and flightless and can live as long as humans, are found only in New Zealand. They feed on the fruit of the rimu tree. By Neil Vigdor Not all superfoods are indeed super, ...

With an adult population of only 236, the kākāpō—the world’s largest parrot—was teetering on the brink extinction. But this year, they have been mating at a record pace, and hatched almost 100 healthy ...