City life key to harlequin ladybird invasion

A new paper published in the Journal of Biogeography today concludes that the harlequin ladybird, an invasive alien species first recorded in the UK in 2004, has a preference for urban areas and sunnier habitats.

Native Hawaiian tiger cowries eat alien invasive species

Researchers at the University of Hawai'i (UH) at Mānoa's Hawai'i Institute of Marine Biology (HIMB) have just discovered that the Hawaiian tiger cowrie (Leho-kiko in Hawaiian) is a voracious predator of alien sponges such ...

How non-native tree species affect biodiversity

Non-native forest tree species can reduce native species diversity if they are planted in uniform stands. In contrast, the effects of introduced species on soil properties are small. This was found by an international review ...

Invasion of the slugs—halted by worms...

The gardener's best friend, the earthworm, is great at protecting leaves from being chomped by slugs, suggests research in BioMed Central's open access journal BMC Ecology. Although they lurk in the soil, they seem to protect ...

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