"The Eagle" by Tennyson, Lord Alfred - Explication

Note:
My professor didn't agree with my explication, but he did comment that it was "well written, imaginitive, and nicely argued." The possibility was well explained. What lowered my score were spelling and grammatical errors, so please double check your work.
Essay:
When first reading this poem one could easily assume that this poem is about an eagle and nothing else (Tennyson). However, after further analysis, one finds that there is more to this than just the eagle and it's natural behavior. The eagle is actually a metaphor for someone's rise and fall.
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