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It is estimated that domestic cats in the United States- both the pets that spend part of the day outdoors and the strays and ferals that never leave it- kill a median of 2.4bil birds and 12.3bil mammals a year.
For all the adorable images of cats that play the piano, flush the toilet, mew melodiously and find their way back home over hundreds of miles, scientists have identified a shocking new truth: cats are far deadlier than anyone realized.
