Articles sur Birds

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Even starlings are “red listed” as threatened in the UK. Clive Gee/PA

An $80bn cry for help that will save more than just birds

BirdLife International’s State of the World’s Birds report hopes to demonstrate an urgent need for funding, advocacy, conservation action and monitoring to halt the global loss of birds and other wildlife…
They aren’t just pretty birdies - superb fairy-wrens teach each other to identify and fend off parasitic species such as cuckoos. William Feeney

Superb fairy-wrens recognise an adult cuckoo … with some help

Can superb fairy-wrens learn to respond to brood-parasitic cuckoos by simply watching other fairy-wrens react to a cuckoo? That’s the question posed in a new Biology Letters study by myself and Naomi Langmore…
In species such as the jacana, above, females desert the eggs as soon as they are laid. Rainbirder

Role reversal: adult sex ratio leads to ‘gender-bending’ birds

Why do some species exhibit patterns of reversed gender roles? That question was addressed in a Nature Communications paper published yesterday. Typically in animals, females tend to invest more in caring…
Plastic is a major threat to our seabirds and marine life - this bird has filled its stomach with plastic during the 80-90 days it lived. Ian Hutton

Plastic and politics: how bureaucracy is failing our forgotten wildlife

Seabirds: the poster children for ocean health. Fishers use them to identify fishing hot spots. Environmental and marine scientists use them as indicators of the condition of the ocean environment due…
Bigger male purple-crowned fairy-wrens can sing their ‘trill song’ at a lower pitch than smaller males. Michelle Hall

How deep is your cheep? Why songbirds sing their size

The melodious beauty and elaborate complexity of birdsong has long inspired poets, writers, and musicians – as well as behavioural ecologists! But besides appreciating the aesthetics of birdsong, we are…
Four major hydroelectric projects are planned for the upper Yangtze River valley. Steb Fisher

Birds, dams and people: biodiversity in China

The 2012 China Ecological Footprint Report has highlighted the cost to biodiversity of China’s rapid economic development. Biodiversity in China is under pressure because of loss of habitat. In our study…
A female zebra finch finds herself surrounded by male suitors - but who to listen to? Simon Griffith

Birds and boasting: honest when mating, dishonest when dating

A new study has revealed what many people possibly already suspect – males are more honest when displaying their “quality” to a partner than to an unfamiliar female. These findings, from a study of a socially…
The male Regent Honeyeater is larger and brighter than the female. Dean Ingwersen

Australian endangered species: Regent Honeyeater

The Regent Honeyeater (Anthochaera phrygia) is a spectacular, black, white and gold, medium-sized honeyeater. It has a bare, corrugated pale face, giving rise to its earlier name of Warty-faced Honeyeater…
The butts flicked by smokers can end up lining birds’ nests – but why? Matthew Kenwrick

Urban birds may use cigarettes as medicine

The negative impacts of cigarettes on both smokers and those around them are widely known. While some effects are cosmetic (wrinkling, yellowing of the skin), others, such as cancer, can be fatal. But…
Researchers applied sunblock to the plumage of female blue tits to see how males reacted. Marko_K

Blue beauty: why male tits work harder for attractive partners

Rearing young is a costly business that often affects an individual’s own future survival or reproduction prospects. And so it makes sense for individuals to find ways to ensure the energy they spend on…
Are there fewer shorebirds now? It costs money to find out. Robert Clemens

Bird conservation trapped by scientific certainty

The profile of science has risen dramatically in policy making in recent years. Climate change mitigation, the Murray Darling Basin Plan, debate over the MV Margiris: all are talked about in terms of whether…

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