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 ...

More than 40% of extant large freshwater animals (megafauna), including carp, salmonids, crocodilians, turtles, beavers, and ...

Invasive species that are introduced into non-native environments threaten ecosystems, wildlife, and human well-being.

Two ambitious multi-stakeholder projects that aim to tackle the threat of invasive alien species have been launched at a conference in Europe last week (20-23 January 2025). GuardIAS and OneSТOP — ...

Introduction: Nonnative species in the world / David Pimentel -- The impacts of alien plants in Australia / Richard H. Groves -- Environmental and economic costs of invertebrate invasions in Australia ...

WARSAW, Poland (AP) — A respected Polish scientific institute has classified domestic cats as an “invasive alien species,” citing the damage they cause to birds and other wildlife. Some cat lovers ...

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