Critically endangered New Zealand bird enjoys record breeding season triggered by mass fruiting of native tree, pushing its numbers to 325 The population of the world’s heaviest parrot, the kākāpō, has surpassed 300 birds for the first time in 75 years, after a record breeding season triggered by the mass fruiting of a native New Zealand tree. Ninety chicks were officially added to the population of the critically endangered birds on 1 September, pushing the total to 325 – a record high since recovery efforts began. Continue reading...