Guiunio rarus, or the rare Guangxi freshwater mussel, was found “living in the slow flowing stream with muddy and sandy bottom” alongside other species, according to the study. The mussels were also ...

Cockroaches that catch a ride on ants. Grasshoppers that climb aboard sheep. Hitchhiking animals are more common than you ...

Invasive northern snakeheads can “walk” on land, breathe air and survive out of water for several days, and they also compete with native species in waterways ...

Here are our favorite types of freshwater fish you can keep as a pet. If you're in the throes of setting up a home aquarium, ...