Operation Acoustic Kitty: The CIA’s Spy Cats of the 1960s

Operation Acoustic Kitty was a 1960s-era CIA project launched by the Directorate for Scientific & Technical Affairs that sought to utilize cats for espionage missions, with plans to monitor the Kremlin and Soviet embassies and record communications between buildings in the region.
Operation Acoustic Kitty: The CIA’s Spy Cats of the 1960s