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Full-Text Articles in Life Sciences

Response Of Forest Birds To Spotted Wing Drosophila (Drosophila Suzukii Matsumura), A Novel Invasive Fruit Pest, At Allegheny National Forest, Daniel P. Roche Jan 2021

Response Of Forest Birds To Spotted Wing Drosophila (Drosophila Suzukii Matsumura), A Novel Invasive Fruit Pest, At Allegheny National Forest, Daniel P. Roche

Graduate Theses, Dissertations, and Problem Reports

Non-native invasive insect pests can have dramatic impacts on native ecosystems, feeding on plant foliage, wood, or sap. Little is known, however, about how fruit-targeting NNIIPs may affect native ecosystems. Spotted wing Drosophila (Drosophila suzukii Matsumura, SWD) is a recently introduced invasive vinegar fly that parasitizes the fruits of many plant species in the United States. While its activity in agricultural systems is well-documented, little is known about its activity in forest ecosystems, despite growing evidence of its presence and parasitism of fruits there. Parasitism could reduce fruit attractiveness for vertebrate fruit consumers, including migratory birds. As such, this …


Analyzing Interactions Among Migratory Elk And Semi-Permeable Fences Amongst A Highly Fragmented Landscape On The Blackfeet Reservation, Landon J. Magee Jan 2021

Analyzing Interactions Among Migratory Elk And Semi-Permeable Fences Amongst A Highly Fragmented Landscape On The Blackfeet Reservation, Landon J. Magee

Undergraduate Theses, Professional Papers, and Capstone Artifacts

Large scale fences pose a threat to ungulate movement on the Blackfeet Reservation. Since the beginning of the last decade, the Blackfeet Reservation has experienced intense habitat fragmentation in the northern regions of the reservation, particularly in prime elk habitat that is believed to be along a migration corridor. One source of fragmentation has been the erection of a semi-permeable fence associated with a large bison ranch. The purpose of this study was to preliminarily assess potential interactions of elk (Cervus canadensis) and the semi-permeable bison fence as a precursor for further study. I worked in collaboration with …