See this headline?
The story is getting bigger and eerier. Please read the article.
Only one of the mysteries appears to be solved...
It wasn't poison, or lightning, or the end of the world. The thousands of dead birds found dead on the streets of Beebe, Arkansas, on New Years Day were killed by... fireworks.
... but please go read the HuffPo article about all the others. Between pollution, climate change, fireworks, and who knows what else, we have a lot of birds and fish dying off, and very suddenly.
Disturbing, to say the least.