In the thorny acacia trees of the Kalahari Desert, avian construction crews are hard at work. White-browed sparrow weavers, a species of social bird, assemble complex roosts and nests from grass ...

At that season it is frequently mistaken for the chipping sparrow, but the 2 rarely overlap in winter. The American tree sparrow often occurs in flocks of up to 50 birds. In habitat and behavior ...

Red-vented bulbuls, with their bright calls, would nest in the pomegranate tree. There was an annual House sparrow nest ...