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5. Beavers are sometimes trapped for their fur. What could be one effect of increased trapping of beavers in an area?
a. Biodiversity among the area’s fish would increase.
b. The number of herons and kingfishers would decrease.
c. There would be more nesting areas for waterfowl.
d. More trees would be cut down.

Suppose that b. madurai is commonly collected in freshwater areas near boat harbors and marinas but is haraely found in pristine waters. first, design an experiment that tests an adaptation of b. madurai to some aspect of its environment. in your design, be sure to include a question to test, a hypothesis, and a plan for how you will collect and analyze data.