The cheery and sociable house sparrow is more closely associated with ... On freshly molted (nonbreeding) bird, the blackish and reddish regions obscured by gray feather tips.

Backyard birds may seem ordinary, but there's more than meets the eye. Our database shows you the top ten birds in your state ...

House sparrows alone make up about 1.6 billion ... The Australian researchers analysed 9,700 species of living birds (excluding all domestic birds) using data recorded by birdwatchers on the ...

The house sparrow is once again the bird most commonly seen in a Northern Ireland garden, according to the RSPB NI. Thousands of people took part in the charity's 45th Big Garden Birdwatch.

Yet these qualities make it all the more puzzling why house sparrows are rapidly declining not only in North America but globally. In a recent study, researchers estimated 862 million birds in the ...