They were in New Zealand to write an article for an ornithologists' website, Swarovski Birding.

BBC: NEWS | Science/Nature | NZ seabird returns 150 years on

It took eight years to complete, and is the result of work by ornithologists, volunteers and government staff.

BBC: Africa's birds face farming threat

Having not been seen for 20 years before it was spotted on the island a decade ago, ornithologists had long suspected that it was extinct.

BBC: Where the wild things are in Taiwan

If ornithologists told us that starlings were imitating the group behavior endemic to tech-adoption culture, it would be easy to see the similarity.

ENGADGET: Editorial: Tech is a flock of starlings

The ornithologists studied a small colony that was living close to the village of Feherto in southern Hungary, an area of fishponds surrounded by willow and poplar trees.

ECONOMIST: Evolutionary biology

Now a team of ornithologists has discovered a species of bird in which both males and females abandon their offspring, a strategy that, perversely, increases the number of chicks they have overall.

ECONOMIST: Evolutionary biology

In the hands of hordes of amateur experts around the world (Britain's army of ornithologists, for example) it could be used to assess the impact of climate change on many habitats and species.

ECONOMIST: A new device puts an old skill to work

The BPP program, which is operating on a minimal budget, now has more than 800 online volunteers, ranging from ornithologists to amateur bird watchers to ordinary citizens looking to translate a piece of science history.

CNN: Ninety years of birdwatchers' notes going online

One more case from India: ornithologists who want to save three species of vulture (endangered because cattle carcasses are tainted by chemicals) see their best ally as the Parsees, who on religious grounds use vultures to dispose of human corpses.

ECONOMIST: Religious groups and scientists team up