Browsing by Author "Patten, Michael"
Now showing items 21-25 of 25
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Spatial comparisons among stream biota at national and regional levels
Bittner, Steven (2021-05-14)Streams are subjected to multiple anthropogenic stressors and will continue to be, far into the future. Biological monitoring is an important method for analyzing the effects of impacts on stream health and biotic communities, ... -
The Story of Colors
Shahrokhi, Golya (2023-05-12)In this study, I investigated the evolution of color dimorphism in two bird species, the Western Reef Heron (Egretta gularis) and Dimorphic Egret (Egretta dimorpha), by analyzing their color morphology, geographic ... -
A tale of four spurs: habitats, distribution, abundance and movements of Oklahomas wintering longspurs and their co-occuring species
Muller, John (2021-08-05)Grasslands are the most threatened ecosystem in North America and have been consistently reduced since the settlement of Euro-Americans through the conversion to farmland. This drastic loss in habitat is why grassland birds ... -
Understanding the biology of the Wichita Mountains pillsnail, Euchemotrema wichitorum, and related species in western Oklahoma
Cooper, Alexander (2020-12)The Wichita Mountains pillsnail, Euchemotrema wichitorum, was originally described in 1972 from surveys in two counties in southwest Oklahoma. Virtually all that was known about this species was in this one pubication. The ... -
THE WORLD BELOW: HOW RESOURCES AND HABITAT INFLUENCE INSECT COMMUNITIES ACROSS SPACE AND THROUGH TIME
Roeder, Karl (2019-05-10)Insects are one of the most abundant, diverse, and ecologically important clades of organisms. They represent up to 5-10 million species, accounting for approximately 46% of the animal biomass on Earth. Yet, despite the ...