News: biological sciences

Alien organisms – hitchhikers of the galaxy?

Image of People wearing protective suits as part of biosecurity measures.

Scientists warn, without good biosecurity measures ‘alien organisms’ on Earth may become a reality stranger than fiction.

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High CO2 to slow tropical fish move to cooler waters

A Moorish idol fish

A new study from the University of Adelaide shows that the ocean acidification predicted under continuing high CO2 emissions may make cooler, temperate waters less welcoming.

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Fish sex organs boosted under high-CO2

Triplefin fish near underwater vent

Research from the University of Adelaide has found that some species of fish will have higher reproductive capacity because of larger sex organs, under the more acidic oceans of the future.

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Genomes reveal new insights into iconic Aussie animals

Echidna in wild

The genomes of egg-laying monotreme mammals, platypus and echidna, have been published in the prestigious journal Nature.

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Incredible vision in ancient marine creatures drove an evolutionary arms race

Radiodont in deep sea

Ancient deep sea creatures called radiodonts had incredible vision that likely drove an evolutionary arms race according to new research published today.

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Droughts are threatening global wetlands: new study

Dried and cracked soils

University of Adelaide scientists have shown how droughts are threatening the health of wetlands globally. Published in the journal Earth-Science Reviews, the scientists highlight the many physical and chemical changes occurring during droughts that lead to severe, and sometimes irreversible, drying of wetland soils.

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