China province “invaded by 2 billion mice”

An estimated 2 billion field mice are eating their way through crops in 22 counties around central China's Dongting Lake, in Hunan province, agencies reported on Tuesday, after their homes on islands in the lake were flooded.

Local authorities reported to be urgently constructing walls and digging ditches to keep the mice away from flood-control dikes and cropland.

The massive invasion of field mice began on June 23 when the Yangtze river flooded, raising the water level in Dongting Lake and submerging mouse holes on islands in the lake, reports cited experts as saying.

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