Mainly they know where they can get a free meal, also homes have many places in which they can build nests.
Birds build their homes out of materials that they find outdoors. Bird's nest are often times built out of dry leaves, sticks, and grass.
twigs and string
Birds rule
Flu has been around as long as man has been around. The Flu virus is spread by humans and by birds.
Birds are endangered because people keep tearing down their homes, in trees, forests, etc. People also kill birds to eat them.
unusual ones
They come the same way all other birds come from. An egg.
home name of crow is nest
Homes
How do you say the birds come out in february in french?
Siberian birds come to India during winter.
Monkeys and birds that is a simple question