An infographic showing the average declines in abundance of key terrestrial insect groups due to invasive alien species. The extent of declines varies across species and regions. Insects are often ...

Close-up of Pseudoproscopia latirostris, a unique grasshopper species with an elongated head. Native to South America, it uses its distinctive shape as camouflage in ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American For the first time in U.K. history, an alien ...