suddenly a herd of ravens were in the sky for about 10 minutes giving a concert.
as fast as the appeared, they also disappeared.
![](http://ears-are-wings.stupidius.net/wp-content/uploads/2013/01/2012-12-25_raben_huetteldorf_02.jpg)
suddenly a herd of ravens were in the sky for about 10 minutes giving a concert.
as fast as the appeared, they also disappeared.