Question

In this interaction between cowbirds and songbirds, a. How is the fitness of brown-headed cowbirds impacted?...

In this interaction between cowbirds and songbirds,

a. How is the fitness of brown-headed cowbirds impacted?

b. How is the fitness of the songbird impacted?

c. Draw a model illustrating this interaction.

How might brown-headed cowbirds impact community structure? To answer this question, consider how the cowbird might affect species diversity.

This is for an ecology course. I would really appreciate the help and answers in your own words

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Answer #1

a. Fitness of the brown headed increases BecauseThe black birds with brown heads are known as brood parasites for their habit of laying eggs in the active nests of songbirds.

their actions decrease the number of songbird chicks that hatch and survive

b. fitness of the songbird decreases because brown headed cowbirds actions decrease the number of songbird chicks that hatch and survive

following diagram illustrate the interaction:

Figure 1

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