Experts:
Loud noise sent 5,000 Arkansas birds flying to their deaths
Experts: Loud noise sent 5,000 Arkansas birds flying to their deaths - CNN.com
You would get blunt force trauma too if you ran into a wall, because someone frightened you. In this case, the culprit was possibly none other than New Year's Day firecrackers/fireworks.
As to mass deaths occurring worldwide involving animals, get over it--living things DO die in large masses. Di lang ma-notice, pero pag ma-notice gani sa mga tawo, labi na ma report pa sa TV/Radio, unya mga religious/spiritual/doom-mongers pa dyud ang mag spread sa balita, there you go--"JUDGMENT DAY IS AT HAND!" na dayon ang tukar sa mga utok. *shakes head*
-RODION