Download WEST NILE VIRUS DEVASTATES AN AMERICAN CROW POPULATION by Carolee Caffrey; Shauna C R Smith; Tiffany J Weston PDF

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By Carolee Caffrey; Shauna C R Smith; Tiffany J Weston Affiliation: Zoology Department, Oklahoma State University, Stillwater, OK 74078

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3 mile down Dahlia, park in a wide dead-end area. Walk across a small wooden bridge over the canal to the trail. 38 CHATFIELD STATE PARK hibited at the Corps of Engineers Visitors Center adjacent to the park. Arrowheads and other artifacts found in this area indicate the presence of hunter-gatherer tribes several thousand years ago. The Cheyenne and Arapaho were residents in the 1800s. When white settlers began building homes and businesses along Cherry Creek in 1858, the Native Americans warned them about major floods caused by storm runoff from the mountains.

30 BARR LAKE STATE PARK The reservoir, into which several private canals drain, is owned by the Farmers Reservoir and Irrigation Company, which manages it in cooperation with Colorado State Parks. The Denver and Hudson Canal along the eastern border of the park is also privately owned and maintained. The reservoir water is used primarily for downstream irrigation and secondarily for recreation. The park, operated by the state, opened in 1977, and recreational activities, such as wildlife viewing, hiking, waterfowl hunting, fishing, boating, horseback riding, and cross-country skiing, are available.

By agreement, flights are not routed directly over the park. Early spring is the best time to see nesting colonies of migratory birds and bald eagles and observe the courtship dance of western grebes as they run together across the water. In summer, the level of the lake begins to drop, mosquito numbers soar, and insect repellant is essential. 32 THE GAZEBO TRAIL At this time, white pelicans fly and swim about, and egrets, cormorants, and herons are found in the heronry three miles south on the perimeter road.

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