Biology: A Guide to the Natural World

Chapter 31: An Interactive Living World: Populations and Communities in Ecology

BioCast

Terror in the Vegetable Patch
Larvae and Spiders and Wasps, Oh My!

Textbook Reference
Section 31.6, Types of Interaction among Community Members

1. After listening to this program and reading Section 31.6 in your text, would you describe the interaction between the wasp and spider described here as predation or parasitism? Explain your rationale.  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

2. Figure 31.21 shows fluctuations in the populations of moose and wolves on Isle Royale. Do you think that if you looked at the changing populations of the wasps and spiders in a defined geographic area, they too would fluctuate in this manner? Why or why not?  

To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

 




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