Only condors and some species of vultures are larger than eagles. Eagles look fierce and proud, and they soar gracefully high in the air. They are often pictured as hunters and are symbols of freedom and power. The United States chose the Bald Eagle as its national bird in 1782. Eagles vary in size,depending on species and individual.
Females are generally larger than males.
Most eagles weigh as much as 20 pounds. The head of an eagle is covered with feathers. An eagle has large eyes that are located on the sides of its head. However, it can see straight ahead. Most birds have keen eyesight but eagles and hawks are said to have the keenest of all.