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Audience is Undergraduate upper division 15-16
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View Resource Comparison of wing patterns from butterflies (Bicyclus anynana) produced during dry and wet seasons.

This photograph compares the ventral wings of two individual butterflies of the same species (Bicyclus anynana) that matured during different seasons of the year. The wing on the left is produced...

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View Resource Issues in Ecology, Issue 12: Impacts of Atmospheric Pollution on Aquatic Ecosystems

This report discusses the three primary categories of atmospheric pollutants of aquatic ecosystems and how their ecological effects impact humans, fish and wildlife. Pollutants of concern such as...

View Resource Issues in Ecology, Issue 11: The Role of Nearshore Ecosystems as Fish and Shellfish Nurseries

This report defines the role of nearshore ecosystems, such as wetlands and seagrass meadows, as nurseries for populations of fish and shellfish that may be of commercial value to humans. The...

View Resource Issues in Ecology, Issue 10: Sustaining Healthy Freshwater Ecosystems

This report addresses the conservation of freshwater ecosystems within the United States. A comparison of the pre-settlement and current conditions of U.S. freshwater resources is provided....

View Resource Merriam's kangaroo rat (Dipodomys merriami), a dominant species among the desert rodent community at a long-term study site in Portal, Arizona.

Merriam's kangaroo rat (Dipodomys merriami) was the most dominant desert rodent species at the Portal Study site in Arizona for 23 of the 25 years from 1978-2002. In the early 1990s, after the second...

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