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 ...

"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 ...

You might think that the neotropics are one big mating party, but even in places that stay green and vibrant year-round, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The rain might make us all a bit miserable, but it can have ...

New Zealand's critically endangered flightless parrot, the kakapo, started breeding last week for the first time in four years, the government conservation department said. Only 236 of the rotund and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The critically endangered ...

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 ...