The marbled crayfish is the result of a genetic mutation that happened in an aquarium about three decades ago. Sign up for the top news stories every day to keep you informed with what's going on in ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An invasive crayfish species that can reproduce around 1,000 eggs up to ...

According to National Geographic, the asexual creatures all have one female ancestor: the slough crayfish, a species often found in Georgia and Florida. It all started in 1995, when a slough crayfish ...

If you liked this story, share it with other people. An unusual invasive crayfish has been spreading in Madagascar, threatening aquatic biodiversity even as it helps nourish the country’s ...

This story originally appeared on The Guardian and is part of the Climate Desk collaboration. Small, bluish-gray, and speckled, the marbled crayfish would be easy to overlook. Except for the fact it ...