The eagle is an apex predator.  Which means it is on top of the food chain.  Which belongs in the family Accipitridae.  The golden eagle (which is brown) can weigh 14 pounds and can be as long as 40 inches.  The wingspan can be 7 or 8 feet !  The bald eagle is a beautiful bird which can weigh up to 17 pounds and can have the wingspan of 8 feet.  The Great Seal of the United States has a bald eagle on it. the bald eagle has brown feathers, yellow beak and feet, the head has white feathers.