Authorities in northern Italy say more than a thousand turtle doves have dropped dead over the past 5 days. It's the latest in a series of unexplained sudden death incidents affecting creatures in the sky and underwater. The events have sparked a media frenzy, with doomsday speculators saying it hails the end of the world. But is there really something fishy going on or is it being overhyped? RT's Katerina Azarova reports.