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  • Resistant To Some Hiv Medicine
    554 words
    1. The finches that Darwin brought back from his Galapagos trip were a new species of finch that had never been seen before. He believed that they must have been blown to the Galapagos, changed into different varieties, then eventually into different species. The birds were forced to adapt to the Galapagos Islands and made small changes and adaptations over time. They had a variety of beaks but had all descended from one type of finch. 2. Darwin's "tree of life" explained that each new species f...
  • Gibbons And Lemurs
    1,083 words
    Where did we come from? A question that will always be asked by every human on this planet. Some say that we are of God's creation and some say that we have gone through a long process called evolution and that humans and apes share a single common ancestor. Here I am going to compare and contrast between two of my favorite types of animals: The Lemur and the Gibbon. What is a Lemur? Ask someone that question and you " ll be surprised how silly the answer may be. From being a fruit to a body par...
  • Red Cockade D Woodpecker Cavities
    2,345 words
    Management Techniques For The Red-Cockaded Woodpecker On Federal Lands Sean Fraser NRM 304 ABSTRACT The red-cockade d woodpecker (Picoides borealis) has been listed as an endangered species since October, 1970. This species inhabits pine forests in the southeastern United States where the majority of prime timberland is privately owned. Private ownership of preferred habitat and historically destructive silvicultural practices create unique problems for federal wildlife managers. This report ana...
  • Dominant Tree Type In The Canopy Layer
    1,355 words
    Deciduous Forests INTRODUCTION A deciduous forest, simply described is a forest that is leafless during the winter. Eur species make up this type of forest, meaning that the species can tolerate a wide range of conditions. In the extreme northern latitudes, the growing season is short causing the trees to be leafless the majority of the year. The deciduous forest is subjected to distinct weather cycles and temperature shifts. In this area of the northeast we experience four distinct seasons, and...
  • Ash Trees At Pearson
    1,198 words
    It's not the latest comic book super villain that we " re worried about, here in Northwest Ohio. No, it's a little green beetle that, since 2003, has been munching its way through our neighborhoods and Metroparks. The Emerald Ash Borer (EAB) feasts on our Ash trees, leaving us little choice but to spray a bright red stripe or "X" on the trunks of the mortally wounded flora. The stark tattoo of removal". The irony of thousands of ash trees being cut down this Arbor Day marks a tragic chapter in t...
  • Management Of Red Cockaded Woodpecker Populations
    2,346 words
    Management techniques for the red-cocked woodpeckerABSTRACTThe red-cockaded woodpecker (Picoides borealis) has been listed as an endangered species since October, 1970. This species inhabits pine forests in the southeastern United States where the majority of prime timberland is privately owned. Private ownership of preferred habitat and historically destructive silvicultural practices create unique problems for federal wildlife managers. This report analyzes three management techniques being us...
  • Absolute Dominance And Relative Density
    2,511 words
    1. The main purpose of this exercise is to see if College Woods Natural Area is experiencing succession, and to observe and document the tree community structure. Other purposes of this exercise are to examine College Woods and measure the densities of different species of trees as well as diameters of stems, and use these measurements to determine if the varying measurements lead to varying information about this tree community. Another purpose is to determine all species present, as well as th...
  • Homes For Many Squirrels And Bird Species
    505 words
    The philosophy behind Greek & Roman conquests was to destroy and conquer, clear the land and build cities. The same has held true through all history. The late 1800's and early 1900's found the same philosophy in the United States "clear the land and build cities". Cities were created and flourished from the seemingly endless supply of timber with which to build homes, ships, and furniture and produce leather supplies. The land was cut and cleared of every living woody plant stem with disregard ...
  • Initial Asian Longhorn Beetle Infestations
    1,403 words
    If you spot a glossy black beetle with long black-and-white antennae, catch it. It just might be an Asian Longhorn Beetle. A major hardwood pest, this beetle was first discovered in the United State in 1996, in Brooklyn, New York. Chicago suffered a serious infestation in the summer of 1998, and scientists are worried that we may be on the brink of a potential ecological disaster. After all the beetle has seemed to spread over the entire nation quite rapidly, now present here in Ontario. While t...
  • Competition Relationship With Other Birds
    396 words
    One physical factor that contributed to the development of the studied community, was the temperature of the atmosphere. This abiotic feature played a large in role in the growth of the plant and animal species living within the area. The temperature of the atmosphere changed often and varies throughout different parts of the year. This also slightly contributed to the amount of rainfall in the community, which essential for every environment. There are many relationships within the ecosystem. O...
  • Amphibians
    810 words
    It has been noticed by all biologist that there has been a decline in the amphibian population due to many various causes. But, why should this be so important, and more specific why should we care as much? Various groups of animals, reptiles, mammals, have been on this Earth, and have been long extinct. Why should we be so concerned about the decrease of amphibians? There are many reasons why amphibians are important, and that is why we should stay concern about their population decreasing. Thi...

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