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.

Weebill (Smicrornis brevirostris): This species has a wee bill (the source of its name) and a tiny body to match. The weebill only grows to be about 3 to 3.5 inches long, and it beats out the spotted pardalote as Australia's smallest bird species. These petite birds travel in small flocks and live in almost any wooded area, though they love eucalyptus forests the most.