Next time you "think" you see a "bird" on your telephone line, better look closely!
US Air Force - MAV's
Make sure you take the time to watch the video, and then feel free to freak out at the possibilities. However, these insect drones are not part of Homeland Security's "loan-a-drone" program and the MAVs are not supposed to be deployed against Americans. And if it helps, the video is about 3 years old.
Insect Assassin Drones