12 of the World's Smallest Birds (Photo Gallery)

Some little birds are really hard to believe because they're battery-size and gorgeous. Usually it is the flashiest birds that that manage to get our attention. Small birds are the most fascinating and mesmerizing creatures on our planet. Their unusual flight patterns, multicolored plumage, distinctive calls bring us pleasure and cheerfulness. Small birds play a very significant role in reproduction of plants and indication of season change.

Willow Tit: Despite its small size, the willow tit likes cold weather. Found in sub-arctic Europe and northern Asia, the willow tit is a tiny 4.5 inches long on average and weighs 0.31 to 0.38 ounces — making it about the same size as its neighbor the marsh tit. They look almost exactly alike as well. They do, however, have very different vocalizations.