Some insects look more like aliens than they do insects. One example is a grasshopper that is able to survive by not looking ...

Thai wildlife authorities garnered attention online after posting images of a rare, purple-shelled crab. The crab is known locally as the princess crab in a nod to Maha Chakri Sirindhorn, Thailand's ...

Alien plants and animals cost Europe over $1.5 trillion in the last six decades, according to a new study, indicating the global economic impact of such species could be several times higher than ...

The spread of species beyond their native habitat is a human-made environmental change on a global scale. Among vascular plants, over 16,000 species have now permanently settled in foreign countries.