Czech Science Giant hogweed, American mink - two invaders in Czech nature
So-called "invasive" species include plants and animals that have been brought from other parts of the world and harm native species, sometimes to the point of extinction. In today's Czech Science we look at two such aliens in the Czech Republic, the giant hogweed and the American mink, and at what exactly science can do to help tackle the problem.
Photo: www.nature.cz
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