The diversity of birds helps them survive by the differences in their beaks the different shapes and sizes means they all eat different food therefore that is not an issue. Different coloration is not an issue due to the species separating from each other. The diversity keeps the birds alive by signifying differences.
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Lincoln had to deal with not only the challenge of the South seceeding from the United States, but also the challenge of raising an army from Northern States who didn't want to get into a war.
Preserve it's small armies while doing enough damage to erode the Union's will to fight
Answer:
George H. W. Bush
Explanation:
He was the President of the US from January 1989 to January 1993 serving only one term