<<There HAS to be a major risk of the planes encountering a big fukkin pelican on their lower routines. How do they get clearance to do this sort of stuff? How is it legitimised by the bigwigs?>>
I don't know. I actually asked one of them once and he just went AAWWWK AWWWWK AWWK and puked a herring all over me.
Oh you mean how do the PILOTS get clearance...