Physical adaptation is the special design of a bird's body or how a bird looks. For example, the shape and size of their body, color of feathers, and length of legs, wings, bills. For example, a duck's foot is webbed and is specially adapted to help that duck swim better through the water.

See if you can guess the physical adaptations of these birds. Glide your mouse over the picture to see the answer. When you're done, check out the behavioral adaptations of birds.