RIO GRANDE VALLEY, Texas (KTRK) -- An invasive Australian Redclaw Crayfish was found in the Rio Grande Valley and Texas Parks and Wildlife officials are concerned with the potential of reproduction.

A new species of crayfish that can reproduce without the involvement of a male is spreading rapidly through oceans across the globe. The first marbled crayfish appeared less than 25 years ago, but the ...

Crossbreeding between 2 non-native, invasive crayfish species has been found in the Juniata River basin of central Pennsylvania, raising concerns that the hybridization could help the invaders gain an ...

The red-swamp crayfish, Procambarus clarkii, has negatively impact the flora and fauna of freshwater ecosystems around the world, including those in Japan. In a new study now, researchers dive deep to ...

A new critter is creeping into the United States' waters. The invasive Australian redclaw crayfish has been spotted in southern Texas, roughly 8,000 miles from its home. The freshwater crustacean is ...

"I couldn't be more proud of the team," said Tim Morrow, San Antonio Zoo president and CEO, in a news release. "Their unwavering dedication and passion have propelled them to achieve remarkable ...

A controlled tank is set up specifically for lava red crayfish breeding. Substrate and hiding spaces are carefully arranged. Water parameters are monitored closely. Early signs of success appear.

In a new study conducted by Illinois Natural History Survey, scientists discovered by chance that the virile crayfish species, faxonius virilis, are interbreeding with native crayfish in the Current ...