Golden Headed Cisticola (World's Smallest Birds)

The Golden Headed cisticola, known as the Bright-capped cisticola, is a species of warbler in the family Cisticolidae, found in Australia and 13 Asian countries.

Brown Gerygone (World's Smallest Birds)

The Brown Gerygone,  previously known as the Brown Warbler, is a small passerine bird native to eastern coastal Australia.

Tropical Parula (World's Smallest Birds)

The Tropical Parula is a New World warbler, resident in the wide range where this species is common and widespread. It breeds from southernmost Texas and northwest Mexico south through Central America to northern Argentina, including Trinidad and Tobago. 

Crimson Chat (World's Smallest Birds)

The Crimson Chat is a brightly colored, terrestial songbird found in Australia.

Weebill (World's Smallest Birds)

The Weebill is a remarkably tiny bird with very short, stubby bill. They are widespread in all climates, although localised to watercourses in arid zones. They are somewhat gregarious with other small insectivorous passerines, such as thornbills, silvereyes, and pardalotes.

Spotted Pardalote (World's Smallest Birds)

The Spotted Pardalote is one of the smallest of all Australian birds.

Willow Tit (World's Smallest Birds)

The Willow tit is a passerine bird in the tit family, Paridae. It is a widespread and common resident breeder throughout temperate and subarctic Europe and across the Palearctic.

Goldcrest (World's Smallest Birds)

The Goldcrest is one of the smallest birds living in Europe. Its English and scientific names come from its colorful golden crest feathers, and is also possibly the reason it is known in European folklore as "king of the birds".

Lesser Goldfinch (World's Smallest Birds)

The Lesser Goldfinch is a tiny, stub-billed songbird with long, pointed wings, and short notched tails.

Red-cheeked Cordon-bleu (World's Smallest Birds)

The Red-cheeked cordon-bleu also known as Red-cheeked Blue Waxbill is a family of small, blue estrildid finches indigenous to Africa.