"""FILE – In this Nov. 5, 1924, file photo President Calvin Coolidge and first lady Grace Coolidge are shown with their dog at the White House portico in Washington. The arrival of the Biden pets will also mark the next chapter in a long history of pets residing at the White House after a four-year hiatus during the Trump administration. """"Pets have always played an important role in the White House throughout the decades,"""" said Jennifer Pickens, an author who studies White House traditions. (AP Photo, File)"""
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