ln  bald eagleto protect3,000 bald eagles1972strength and courage2O0 years latertwo or three1782pollution, soon after the United States won its independence, the  3,000 bald eaglesstrength and courage19722O0 years later1782bald eagleto protecttwo or threepollution was chosen as the national bird of the new country. American leaders wanted the eagle to be a symbol of their country because it is a bird of  strength and courage2O0 years laterbald eaglepollution3,000 bald eaglestwo or threeto protect17821972. They chose the bald eagle because it was found all over North America and only in North America.
But a little over  19723,000 bald eaglespollutionbald eagleto protect2O0 years later1782strength and couragetwo or three, the bald eagle had almost disappeared from the countrY. ln  pollutionstrength and couragetwo or three3,000 bald eagles1972to protectbald eagle17822O0 years later, there were only  strength and courage3,000 bald eagles1782pollutionbald eagletwo or threeto protect2O0 years later1972 in the entire United States. The reason for the bird's decreasing population was  1972bald eaglestrength and courage1782to protect2O0 years later3,000 bald eaglestwo or threepollution, especially pollution of the rivers by pesticides. Pesticides are chemicals used to kill insects and other animals that attack and destroy crops. Unfortunately, rain often washes pesticides into rivers. Pesticides pollute the rivers and poison the fish. Eagles eat these fish and the poison affects their eggs. The eggs have very thin shells and do not hatch. Eagles lay only  1972bald eagle2O0 years laterstrength and couragetwo or three3,000 bald eagles1782to protectpollution eggs a year. Because many of the eggs did not hatch and produce more eagles, the number of eagles quickly became smaller.
Today, the American government and the American people are trying  two or three2O0 years later17821972strength and couragebald eagle3,000 bald eaglesto protectpollution the bald eagle. The number of bald eagles is
increasing. lt now appears that the American national bird will survive and remain a symbol of strength and courage