At the base of the Grand Teton Mountain range, a new fish species tinged with green was identified as separate from its blue brethren.

Invasive fish species is known for breathing on land, 'walking' to new water. It harms nature in Mississippi; kill it on sight. Here's what to know ...

North American species like the Colorado potato beetle and the fall armyworm have become invasive elsewhere. Illustration by Marilyn Foehrenbach Q: In North America, we worry about invasive ...

Scientists from the Leibniz Center for Tropical Marine Research (ZMT) in Bremen, together with colleagues from Central ...

Some already threatened cold-water fish species in the Northwest will not only face shrinking habitat from climate change but also will face growing pressure from invasive fish species fleeing their ...

Alabama bass, an invasive species, are making their way into North Carolina's freshwater systems, posing a significant threat to native fish populations, partic ...