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Male fiddler crabs have a giant claw they can use as a weapon Female crabs 'exchange sex for protection'

Wednesday, 4 November 2009
Female fiddler crabs have sex with their male neighbours in exchange for protection against wandering male intruders, say Australian researchers.

Subjects: animal-behaviour, invertebrates Locations: mozambique, south-africa, australian-national-university-0200

Low tech options rather than fancy tents are the best way of sheltering this survivor of China's recent earthquake, relief agencies say Low tech best in China, Burma disasters

Wednesday, 14 May 2008
News analysis We can send probes to the fringes of the solar system. Swap instant messages with friends on the other side of the world. So surely we have some hi-tech help for the hundreds of thousands of people in Burma and China. Right?

Subjects: disasters-and-accidents, cyclones, earthquake, computers-and-technology, newsanalysis Locations: afghanistan, china, mozambique, burma, united-kingdom, zimbabwe

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This tag cloud is a visual means of displaying the topics that are in the news. The cloud shows the tags which ABC Science Online is using the most. The bigger the type, the greater the number of stories being processed on that topic. Click on the tag name to go to that tag listing.