A shaded creek winds through fern forest along the Lilydale Falls Trail in northern Tasmania. As hikers pass by, researcher Todd Walsh reaches into the slow-moving water and beneath a rock to pull out ...
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 ...
A group of scientists paddled the length of Zambia’s Kafue River to document ecological pressures, including invasive species, habitat changes and human encroachment. Australian red-clawed crayfish ...
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