The genes tell crows to choose partners that look alike

Crows like to select mates that look alike. In a large-scale genomic study, published in Science today, a team of researchers led by Uppsala University found that this behaviour might be rooted in their genetic make-up, revealing ...

Toxin-producing bacteria integrated into a pest insect

A small cicada-like insect called the Asian citrus psyllid (Diaphorina citri) threatens the world's citrus industries, transmitting an incurable and lethal citrus disease. This notorious pest harbors two bacterial species ...

New study shows how Salmonella colonises the gut

(Phys.org) —Salmonella is a major cause of human diarrhoeal infections and is frequently acquired from chickens, pigs and cattle, or their products. Around 94 million such infections occur in people worldwide each year, ...

New mouse viruses could aid hepatitis research

Newly discovered mouse viruses could pave the way for future progress in hepatitis research, enabling scientists to study human disease and vaccines in the ultimate lab animal. In a study to be published in mBio, the online ...

New Danish fungal species discovered

A new fungal species, called Hebelomagriseopruinatum, has now officially been included in the list of species. The fungus, whose name can be translated into 'the grey-dewy tear leaf', was discovered on Zealand in Denmark ...

Unusual microbes could hitch a ride with travellers

A rare and unusual new species of yeast has been identified at three separate locations across the world, reported in the International Journal of Systematic and Evolutionary Microbiology. The findings suggest a link between ...

Scientists find a new species of fungus -- in a wasp nest

While some researchers look for new species in such exotic places as the deep sea, tropical regions, or extreme environments, a team headed by Tufts researchers turned their attention towards nests of an invasive paper wasp. ...

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