question: Beavers are known to build dams across rivers and creeks by felling trees and gathering brush and shrubs. The population of beavers in the United States has decreased due to trapping by humans. What is an ecological consequence that most likely occurs with a decrease in the beaver population?
choices.text: a significant decrease in fish populations a significant increase in forest ecosystems a significant increase in water evaporation a significant decrease in the number of pond habitats
choices.label: A B C D