Birds drops from the sky, explained

Kees Moeliker, who knows a thing or two about bird collision/deaths (he was awarded an Ig Nobel Prize for documenting what is now perhaps the most famous bird collision/death in history — the collision was the prelude to the first scientifically documented case of homosexual necrophilia in the mallard duck) explains the current crop of celebrated bird deaths:

Here is my take on the dead birds that rained from the sky in Arkansas on 31 December 2010, and on such thing happening elsewhere….