Invasive species are a threat to biodiversity, causing damage to local ecosystems and, potentially, economic loss. Once a non ...

Planarians, flatworms known for their goofy cross-eyed gazes, may have to make an evolutionary trade-off between regeneration and sex – across different species of planarians, the same gene signalling ...

For years, land flatworms were thought to spread mostly through plant sales. Worms or their eggs would hitch a ride in potted ...