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.

The American tree sparrow often occurs in flocks of up to 50 birds. In habitat and behavior, they are much like field sparrows, but American tree sparrows are more frequent at bird feeders.

The Cape Sable seaside sparrow isn't nicknamed the “Goldilocks bird” for nothing: In order for this little sparrow to survive, its habitat conditions have to be just right. Though the bird has evolved ...

South Florida water managers approved a breeding program for an endangered Everglades sparrow that for decades has fluttered ...

A true connoisseur of coastal living, MacGillivray's seaside sparrow spends its days munching on tiny crabs, insects and seeds in Atlantic coastal marshes. This little gray-brown bird — one of four ...

Most birds in Teller County head south and to lower elevations during the harsh winter season, but some diehards hang tough through the cold and snow. The song sparrow is one of those hearty ...