What is the purpose of the article? The purpose of the article is to describe the way the Manakin bird use its body parts to make sounds.
Does the purpose involve a hypothesis? If so, What is it? Yes, the writer is trying to prove and explain how the Manakin bird uses its wings to produce sounds.
List any scientific terms or phrases used in the article and write the definition of each term.<u></u><u>Ornithologist: </u>The branch of zoology that studies birds; <u>Avifauna: </u>The birds of a given region, considered as a whole.
What's the conclusion drawn by the writer? List the pieces of evidence cited by the writer to support his conclusion. The conclusion is that the Manakin has specialized feathers in his wings, which it knocks together 107 times per second to produce sound. <u>Evidence cited:</u> "The bird was knocking its wings together 107 times per second. Examining the birds secondary feathers in the lab, I saw on each wing a specialized feather with 7 separate ridges".
