Almost a quarter of main freshwater species including fish, shrimps and crabs are threatened with extinction, worldwide research involving thousands of experts has found.
一项涉及数千名专家的manbetx app苹果 研究发现,近四分之一的主要淡水物种,包括鱼类、虾类和蟹类,面临灭绝的威胁。
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