[Federal officials have approved a program]to kill up to 840 sea lions in a portion of the Columbia River and its tributaries over the next five years to boost the survival of salmon and steelhead at risk of extinction.
文摘[Federal officials have approved a program]to kill up to 840 sea lions in a portion of the Columbia River and its tributaries over the next five years to boost the survival of salmon and steelhead at risk of extinction.