Across the U.S., including Illinois, many non-native wildlife species have found their way into new environments, where they can pose a threat to natural ecosystems and the economy. This spring, ...

National Invasive Species Awareness Week 2026 occurs between February 23 and February 27, 2026. Invasive species are frequently ecological disasters, as evidenced by the damage caused by feral pigs ...

Invasive species cost the North American economy $26 billion a year. By outcompeting local plants or animals, invaders reduce biodiversity and can make entire regions less resilient in the face of ...