When warblers warn of cowbirds, blackbirds get the message

This is the story of three bird species and how they interact. The brown-headed cowbird plays the role of outlaw: It lays its eggs in other birds' nests and lets them raise its young—often at the expense of the host's nestlings. ...

Untangling the social lives of spiders

The idea of a complex spider society—in which thousands of spiders live, hunt, and raise their young together in a single colony—is unsettling to many of us. We are perhaps lucky then that this scene is relatively rare ...

New pathogen threatens fennel yield in Italy

A new fennel fungal disease caused by a new genus and species—Ochraceocephala foeniculi, was observed for the first time in 2017 on 5% of the "Apollo" fennel cultivar grown in the sampled localities in Catania province, ...

Sturgeon genome sequenced

Sometimes referred to as the "the Methuselah of freshwater fish," sturgeons and their close relatives are very old from an evolutionary point of view. Fossils indicate that sturgeons date back 250 million years and have changed ...

New metabolism discovered in bacteria

They make sauerkraut sour, turn milk into yogurt and cheese, and give rye bread its intensive flavour: bacteria that ferment nutrients instead of using oxygen to extract their energy. Acetobacterium woodii (short: A. woodii) ...

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