Drones are being used in many applications and some resembling birds of prey are used at airports to scare away birds. The photos captured by drones are amazing and I had one on my list to Santa but it didn't arrive. (probably because of the quarantine regulations for international visitors)
The Australian defence force has been using drones for a number of years. **LINK**
The latest which is being developed in Aust. for General Atomics Aeronautical Systems (USA) is the MQ-9 Reaper. An unmanned aerial vehicle capable of remotely controlled or autonomous flight operations.
It has a top speed of 482 km/h and a range of 1,850 km