Drones ingest organic matter and convert to energy using miniature chemical reactors. Pay them no mind, they certainly aren't watching you.

Flying NSA spy robots. They use secret technology to recharge their batteries with bird seed.

Horkers

Killed plenty of birds. Haven't found a microchip yet.

Squirrels rob my bird feeders like niggers. I don't care so much because it's still nature.

jews. Free seeds man.