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Ultraviolet Radiation Deadly Virus
990 wordsOutline I. Introduction Thesis Statement: Is the amphibian disappearances or deformities an early warning of serious environmental problems? II. Origins a. Early b. Evidence III. Habitat a. Ecosystem IV. Indicator a. Detection V. Disappearance a. Arizona VI. Why? a. Diseases b. Pollution VII. Frogs a. Endangered b. Threatened VIII. Conclusion Disappearance of Frogs Amphibian populations are declining or are disappearing around the world. Scientists are impetuously searching for clues as to why t...
Free research essays on topics related to: deadly virus, million years, mass extinction, early warning, ultraviolet radiation -
Lay Their Eggs Frogs And Toads Frog
994 wordsFrog is the common name for a species of amphibian that also includes toads. A very common question is "whats the difference between frogs and toads?" , the answer: none, except for the fact that toads lack the powerful legs that frogs have. "Where can frogs and toads be found?" , one might ask. They live in all parts of the world, except for Antarctica, but are mostly found in tropical areas. Frogs are small animals with smooth moist skin, and big eyes that can see in almost any direction. Most...
Free research essays on topics related to: legs, frogs, mouth, frog, north america -
Task Force Frogs Environment
628 wordsBonnie Gleason Ecology October 20, 1995 Endangered Species One example that can affect mankind if not foretell it, that seems small and insignificant, is the disappearance of frogs. In 1970, a science students was studying frogs. While collecting information out in a field, she had to take care not to step on any of the frogs that she was studying as there was so many of them. Two years later, all she encountered were a few dying frogs with puffy red legs. The frogs immune systems had been destr...
Free research essays on topics related to: frogs, abundant, task force, extinct, warning
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