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  • Open Space In The Area
    1,150 words
    What has been the effect of change upon the environmental the Lea Valley Regional Park the changes have effected wildlife immensely because from the NWR I found out that in the 1960's there was 29 species of birds such as pelicans, woodpeckers and jays. But now Pelicans have not been sighted in the area for about 3 years but this could be because they live in warm regions and near seas or rivers with fish and in the recent years the amount of fishes around England have dropped and also the avera...
  • Tundra Art Ic Plains
    596 words
    The tundra art ic plains completely covering most of the earth's lands north of the coniferous forest belt. The tundra's ecosystem is very sensitive. It doesn't have a good ability to restore itself. Controlled by sedge, heath, willow, moss, and lichen. Plains that are pretty much alike, called alpine tundra, occur above the timberline in the high mountains of the world. Even the Antarctic area has a couple of its own arctic regions itself. The climate of the tundra is characterized by harsh win...
  • Grassy Open Areas To Dense Forest
    1,013 words
    Three management strategies that should be implemented for whitetail deer in northern Wisconsin include deer yards, forage areas, and hiding cover (Gullion 1984). The home range for whitetails is less than 1 mi 2 (2.49 km 2) if there is ample food. Food requirements of white-tailed deer in Wisconsin vary throughout the state. Deer within this management unit need a water source, grassy openings for grazing, and high nutritional foods for browsing. Whitetails need 10-12 lbs (4.5-5.4 kg) of food a...
  • Bald Eagles In The Lower 48 States
    685 words
    The bald eagle is truly an all-American bird - it is the only eagle unique to North America. It ranges over most of the continent, from the northern reaches of Alaska and Canada down to northern Mexico. The bald eagle, our national symbol, is listed as endangered under the Endangered Species Act in 43 of the lower 48 states and listed as threatened in Michigan, Minnesota, Oregon, Washington, and Wisconsin. (There are about 40,000 bald eagles in Alaska and none in Hawaii.) However, bald eagles ha...
  • Habitat Area For Migrant Birds
    1,215 words
    1. Introduction: Population has been increased dramatically for last two decades, and at the same time, the area of wilderness area has been decreased (Geography 210 2001 and The Wilderness Society 1999). Human population, at the same time, distributed broader, which affected the number and size of the fragmented area in the wilderness area (Peter et al. 2000). Migrant birds tend to need large breeding habitat area (RRBO 1997). In this paper, I will discuss how the bird population affected by fr...
  • Introduction Predation On Birds Nests
    1,361 words
    The effects of Nest predation with reference to open and vegetated environments Abstract The predation of nest in vegetated and open areas was studied in a broad area around the Illawarra region from 13/3/03 to the 23/3/03. Experimental nests were used made from halved tennis balls and modeling plasticine was used to make eggs. The result of 36 nests were collaborated. Each nest had three eggs, the type of predator that attached the nest was recorded. 58% of the 36 nests were attacked with 57% o...

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