Two tons of American red crayfish were unleashed into a Spanish river in 1974. 50 years later, the invasion is at a point of no return - AS USA share.google/HPCslbxR1iTh...
Two tons of American red crayfish were unleashed into a Spanish river in 1974. 50 years later, the invasion is at a point of no return
Fifty years after two tons of American red crayfish were released into a national park the crustacean has reconfigured its ecological and economic map.
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