Biologists in the Rio Grande Valley are concerned about the invasive Australian redclaw crayfish found in Texas, threatening ...

The Australian redclaw crayfish, an aggressive crustacean native to northern Australia and Papua New Guinea, has been spotted in South Texas.

Are humans the only species to drive another to extinction? Tom Ruppel | Dixon, California Human activities are the most ...

Invasive species are a nationwide problem, destroying ecosystems and crowding out native plants and animals. Here are the ones specifically plaguing Illinois.

An invasive bug species found at a Michigan airport marks just the third time the species has been intercepted in the United ...

Since European colonisation, predators like foxes and feral cats have driven countless animals to the brink — or wiped them out entirely. These relentless invaders outcompete their local counterparts ...

An invasive species of crayfish has invaded Texas waters, sparking grave wildlife concerns for conservationists.

The Cuban Tree Frog (Osteopilus septentrionalis) has made its way to Jamaica, bringing with it significant ecological and ...

Small shrimps of the genus Hippolyte have the ability to change color to camouflage themselves in the algae where they live and escape predators. Depending on the algae they are in, they can turn red, ...