Full title: Operation Acoustic Kitty: The CIA spent about $15 million surgically implanting a microphone in a cat's ear, a transmitter under its skin, and an antenna through its tail to spy on Soviet conversations
I would advise not looking into the rest of the mkultra sub-projects then. They only get worse.
Saying that, the one where they built fake brothels with one way mirrors to dose politicians with LSD and then get secrets out of them was objectively kinda funny, in a looneytoons way.