Black fly

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  • Onchocerciasis Research Paper

    Water is a necessary component of the blackflies environment because their larvae have an obligatory aquatic stage. The larvae attach to submerged rocks or vegetation where they develop into the adult form of the fly in approximately 8-10 days. The Sumulium fly lives for 4 weeks and can travel several hundred kilometers during its life course (Service et al., 2001). Flight distances of up to 79km over a period of 24 hours have been recorded by the female S. damnosum fly (Thompson, 1976). This allows onchocerciasis to be spread among many different villages. The Simulium adult female bites humans during the day, from dawn to dusk. If the bitten person is infected with onchocerciasis, O. volvulus microfilariae are ingested with the blood and then mature into the infected larvae state in one to three weeks. The infective larvae are then passed on to other people and mature into adult worms when the fly takes another blood meal (CDC, 2013). Thus, the Simulium blackfly acts an intermediate host for the parasite’s life…

    Words: 2374 - Pages: 10
  • Reflective Essay: The Fruit Flies

    from here. Fruit Flies. Dozens…

    Words: 949 - Pages: 4
  • What Is The Gray Question In Lord Of The Flies

    Therefore, I believe that the best answer, is the gray answer. As E. M. Forster described “Lord of the Flies” in the foreword included in the edition of “Lord of the Flies” that we read, Ralph could be likened to democracy, and appears to be highlighted as the “white”, the purity, the epitome of sanity and civilization. In contrast, Jack is symbolic of fascism, dictatorship, militarization and bloodshed, and a most clear “black” character. Yet, William Golding does not mention the gray, however,…

    Words: 634 - Pages: 3
  • The Theme Of Decay In 'Lord Of The Flies'

    Lord of the Flies is a great book based on fun, survival, friendship, and children murdering each other. You didn’t see that coming did ya? Now let me rephrase that: Lord of the Flies is a sobering sadistic book based on children murdering each other, blood lust, insanity, and just to tie it all up with a questionable bow, decay. Yes we’re tumbling straight down the rabbit hole here! No matter what happens in the world, decay is going to be present, that’s why it’s a universal and there is no…

    Words: 738 - Pages: 3
  • Lord Of The Flies: Savagery Vs Civilization

    Lord of the flies essay Savagery vs Civilisation In the novel, Lord of the Flies, written by William Golding, there is a large proportion of savagery versus civilisation. He uses symbols and characters to look at the decline of civilisation the longer the boys are on the island. Golding suggests that all people are capable of evil. The novel uses experiences from the outside world to represent the circumstances of the boys stranded on the island. He uses the character of Jack and the symbol of…

    Words: 746 - Pages: 3
  • The Lord Of The Flies Confusion Analysis

    In the Lord of the Flies by William Golding implements literature elements to create pleasure, disquietude, and a healthy confusion. To establish an effective novel that will engage and attract readers throughout the story there needs to be an ongoing confusion to develop plot every great novel creates a joyful, uneasy or complex confusion to emphasize theme and the overall message of the novel. Firstly, the violent nature and actions shown in Ralph in this quote, “Kill the beast! Cut his…

    Words: 558 - Pages: 3
  • The Archetypal Themes In Lord Of The Flies, By William Golding

    Lord of the Flies was written by William Golding after his navy service during World War II. To use experiences was what Golding did to develop a story full of themes about life and tyranny. Schoolboys find themselves on an island in the middle of nowhere after a crash while on their way away from the Blitz. The boys begin with civilization; after some time, though, they slowly become savages until all of society if gone. Jack and Ralph’s conflict symbolizes the battle of tyranny and democracy…

    Words: 684 - Pages: 3
  • Symbols In Lord Of The Flies Research Paper

    Griffin 1 Surrounded by a Sea of Symbolism How could a story about a group of schoolboys stranded on an island convey a story of such destruction, decay, and heavy symbolism? A story like Lord of the Flies can because its symbolism expands the effect of a story of only several schoolboys alone on an island without any adult supervision. Its symbolism opens the path for multiple struggles across time to be expressed in a single book. The use of symbolism in Lord of the Flies is so heavy and…

    Words: 2241 - Pages: 9
  • How To Kill Simon In Lord Of The Flies

    recklessness. This was involuntary manslaughter because the boys were affected by mob mentality, and Simon was extremely delirious. The boys weren’t thinking straight at all, and with them super riled up and full of adrenaline, it influenced the way they killed Simon without taking notice that it was actually him. For example, they were chanting and dancing before going out to hunt the “beast”. In Lord of The Flies by William Golding, it mentions that “Roger became the pig, grunting and…

    Words: 719 - Pages: 3
  • The Lord Of The Flies Rhetorical Analysis

    Mistreating the Situation In William Golding’s Lord of The Flies he demonstrates how the boys put themselves in a situation where they act childish, when they should be very serious. D. David Wilson’s criticism “A Study of ‘Game Metaphor’ in Golding’s Lord of The Flies”, gives a new way to look at Golding’s book, of how the children act like they are in a game. Wilson mentions how the boy’s minds don’t focus on surviving and escaping the island, but trying to impress each other…

    Words: 1186 - Pages: 5
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