Sharks belong to a group of fish called Chondrichthyes. Meaning they have skeletons made of cartilage instead of bones. These marine animals have inhabited the oceans for almost 440 million years. Hundreds of millions of years before humanity was ever created. While the idea of dinosaurs dominates the idea of a prehistoric world‚ they weren’t alive until about 230 million years ago. This has allowed for these cartilaginous sharks to evolve over time into the creatures that we are accustomed to today
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Does any of you in the class know the themed music for jaws? of course you do‚ we all do. Because sharks are really scary arn’t they? Sadly Films such as this as well as the media have built up this huge reputation of sharks being threatening‚ alarming & Dangerous monsters of the sea. It’s a tragedy! Today I will be arguing for the rights of these misrepresented sharks and how this new "catch and kill policy" is completely wrong. Firstly I’d like to inform you on what the catch and kill policy actually
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Misconceptions of the Endangered Sharks “Strong jaws‚ teeth-like scales covering the body‚ gills‚ dorsal fins‚ pectoral fins‚ and a powerful tail‚ along with fantastic camouflage…”(Kraus 91)‚ sharks have been able to remain the top predator of the ocean waters for the past 400 millions years. They belong in the family known as the Chondrichthyes which distinguishes them from other of aquatic life in which they have evolved to have special skeletons made up of cartilage and connective tissues. These
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people assume that all sharks are dangerous‚ and some do not dare to swim next to an untamed shark. Sharks are commonly perceived as man-eaters and a threat to humans swimming in open water. Due to several media coverages on shark attacks‚ some believe that we should eliminate this threat and allow people to swim confidently in open water. Whenever people hear the word shark‚ people think of “dangerous‚” “man-eater‚” and “sea-monster.” They all have their reasons. Sharks‚ despite their late discovery
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The blacktip shark (Carcharhinus limbatus) is a species of requiem shark‚ and part of the family Carcharhinidae. It is common to coastal tropical and subtropical waters around the world‚ including brackish habitats. Genetic analyses have revealed substantial variation within this species‚ with populations from the western Atlantic Ocean isolated and distinct from those in the rest of its range. The blacktip shark has a stout‚ fusiform body with a pointed snout‚ long gill slits‚ and no ridge between
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when preparing to dissect a shark is to get a pair of gloves so the smell of shark and the raw shark is not touched and on whoever will be dissecting. The next thing to do is get all of the materials that will be needed while dissecting the shark. The things that will be needed are: scalpel‚ tweezers‚ prop‚ pickups‚ scissors‚ and a tube to put the shark in. Then of course the last thing needed before beginning the dissection is the shark. External Anatomy The shark is divided into three parts
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Shark Week w/ Andy Samberg Andy Samberg in the midst of a herd of sharks. He gives some observations and facts about their barbaric nature. They’re circling him. He acts frightened. He is screaming. As it turns out‚ you are only hearing the comical voicings of Andy Samberg (on a nearby boat) and the sharks are actually docile to the diver. The entire clip is a commercial for Shark Week on Discovery Channel. The advertisement appears to be an actual show about sharks‚ that has gone horribly wrong
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imagine sharks swimming in the forest‚ where you live? It makes me scared to just think about the idea. As I am walking in the woods‚ I am startled by a floating shark. As I stand there stiff from fright‚ I wonder to myself what should I do. I look around me and see nothing but trees. As I think of a strategy‚ the shark is approaching. The shark has piercing blue eyes‚ jagged teeth‚ and speed like a race car. I feel lost due to the fright‚ but I must keep calm to figure out a plan. As the shark got
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Shark Research Paper people have a 1 and 3‚748067 chance of getting bit by a shark.lots of people think sharks are dangerous killers and intentionally attack human. Sharks usually mistake us for there main seals.people at ocearch are tagging them to find out more about them. Sharks like bill nye are very interesting. These sharks live all around the world exect antarctica.another interesting fact is that the space between their eyes help them see better.That also helps them hunt an adation
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The Shark I was walking down the beach when I heard something splashing in the water. I quickly spun around and saw an enormous shark lying on the water stuck in the sand. It was 1 O’clock in the morning and I couldn’t see anything. I remembered I had the flashlight on my phone‚ but my phone had low battery. I knew I had to help the massive shark back into the ocean‚ so I called for help. I tried calling everyone‚ but they all seemed to be sleeping. I decided I would walk up and touch the shark
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