An international study of 261 bird species has found that demographic factors, particularly skewed adult sex ratios, drive differences in mating behavior, parental care, and ornamentation, rather than ...

"We are preparing for what might be the biggest breeding season since the program began 30 years ago," one conservationist said Getty Conservationists in New Zealand are more optimistic than ever ...

Deep in the New Zealand forest, the booming thud of the kākāpō’s ancient mating ritual sounds more like a bass speaker than birdsong. What’s more, it risks falling silent forever. This sound comes ...

The world's fattest parrot, the critically endangered kakapo, has enjoyed a record breaking breeding season, New Zealand scientists said Thursday, with climate change possibly aiding the species' ...

Correction: A previous version of this article described the kākāpō as almost blind. It has nocturnal vision. Originally moved Jan. 14, 2021. Subscribe to The Post Most newsletter for the most ...