Try to find Eurasian Bullfinch from this picture http://marxjatalous.blogspot.fi/p/spring-is-time-for-little-birds-like.html Kimmo Huosionmaa Springtime is the time when we will see many little birds. The main reason for ruffling their plumes is of course, that the bird, what is looking for the spouse is that bird wants to seem as big as possible. The big size means that the young birds get the best genes, what is available. But that is not the only reason for those birds are puffing out their plumes. And sometimes the reason for that is cold weather. The picture above the text portraits Eurasian bullfinch, what maybe want to play an Apple. The reason for that behavior could be in the noise, what is in the air. The behavior, when birds turn their plumes like the balls makes birds invincible for echo sounder, what some beasts use for their hunting. But this behavior is also very simple purpose, the plumes of birds are very stiff, and their mission is to make those sm...