Invasive species are a type of non-native species found outside their natural ranges, causing harm to other life forms or ecosystems. Human activity is behind the spread of these species, whether ...

Here's a message that's apt to get lost in the thicket of today's Arbor Day hoo-ha: Sometimes the best place for a tree is on the mulch heap. Just ask Houston Arboretum and Nature Center naturalist ...

This week, we've been examining the problem of invasive species in Southland waters. For more than 100 years, California's stocked lakes, rivers, and streams for recreational anglers. But that's ...

Part biological tank, part master engineer, the Chinese mitten crab (Eriocheir sinensis) has moved from East Asia to become one of the world’s most destructive invasive species. By riddling riverbanks ...

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 ...