The feathers and the ablility to fly is what makes this animal unique in its own way. Most of the birds bones are hollow which lowers the weight and increases the ability to fly.
Birds have powerful breast muscles which is the power source for the movement of the wings.
Birds also give birth to young with eggs. Birds can develop these eggs rapidly and are incubated outside of the body. When looking at all of the many different species of birds they all have very unique looks. The different ways of living varies from flight, shape of the bills for foraging, and habitats. Birds have an attractive look with the make up of their feathers.