At this time of year, to help them save energy when it gets really cold, blue tits and other little birds often use nesting boxes as a warmer place to roost overnight. Just because a sparrow is in a ...

Ornithologists recognize dozens of subspecies of these adaptable birds. Learn how to identify a chipping sparrow. Meet the white-crowned sparrow and white-throated sparrow. This bird constructs a ...

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.

March 20 marks World Sparrow Day, a reminder of a bird that was once an integral part of daily life but is now rapidly ...