^^Yep, agreed. Found this excerpt in the weblink Woodie posted.
Their talons have scales, which protect them, naturally, from their victims’ bites. Of course, we are continuously investigating any extra possible protective measures we can take in order to protect our birds.
^^This, seems dangerous for the birds to me once you get into larger multi rotors. I refuse to use the word drone unless we're talking about weaponized / militarized aircraft.