Zebra mussels
animal two tiny pieces originating from European waters. They cause serious impacts to the ecosystem of the Great Lakes in the United States. Four species of mussels living in the lake are being put in jeopardy by the zebra mussel. Clean zebra mussels eat plankton, which are food for the fish living in the lake. This makes the light can be projected to the bottom of the lake. This area is home to many species of fish are sensitive to light, requiring up to develop the mud. Native fish species are under extreme stress, and reduce the number. Photo: NBC News.
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