What is the fine-grained topic of the following text: Thomas Bosakowski holds a Ph.D. degree in Zoology from Rutgers University (Newark, New Jersey) and has worked as a wildlife biologist for Beak Consultants Incorporated (Kirkland, Washington) for the past five years conducting surveys and modeling habitat for northern goshawks, golden eagles, bald eagles, ospreys, spotted owls, marbled murrelets, breeding birds, and amphibians in the Washington Cascade Range and Olympic Mountains and the Cariboo forest region of British Columbia. Only return the topic.
Thomas Bosakowski's career as a wildlife biologist and his contributions.