There are 10,426 species of birds worldwide, over half of them are perching. Probably the most common bird is the House Sparrow, and top three countries with the most bird species are Columbia, Peru and Brazil.

European Robin

European Robin

Mating Kingfishers

Mating Kingfishers

Redwing Calling, Summer in Iceland

Redwing Calling, Summer in Iceland

Common Bullfinch

Common Bullfinch

Perching Bearded Tit

Perching Bearded Tit

Pied Wheatear

Pied Wheatear

Hooded Crow in the Falling Snow

Hooded Crow in the Falling Snow

Jay in the Falling Snow, Norway

Jay in the Falling Snow, Norway

European Stonechat on a Cold Winter Morning

European Stonechat on a Cold Winter  Morning

Male European Stonechat

Male European Stonechat

Calling Wren on a Grass Twing

Calling Wren on a Grass Twing

European goldfinch

European goldfinch

Stonechat in Winter

Stonechat in Winter

Reed Bunting in Summer

Reed Bunting in Summer

Black-headed Bunting, Bulgaria

Black-headed Bunting, Bulgaria

Kingfisher on a Perch

Kingfisher on a Perch

Reflection of Male Chaffinch

Reflection of Male Chaffinch

Blue Tit Feeding on Autumn Berries

Blue Tit Feeding on Autumn Berries

Eurasian Jay in Flight

Eurasian Jay in Flight

Grey Heron (Ardea cinerea), UK

Grey Heron (Ardea cinerea), UK