If these are indeed bugs, then they are indeed good at fornicating while flying! Tosh.Asshole would be proud of this video, if, indeed, it’s just bugs. Asshole.
My hypothesis is this, these orbs making a line formation, perhaps they are responsible for the “cigar UFO” phenomenon, perhaps by morphing with each other to make the appearance of a “cigar.” Any data backing this up would be greatly appreciated. Please contact me.