APES Humans’ Affect on Extinction If extinction is a natural part of the world‚ why should we worry about it? Speciation results in new species filling the ecological niche of extinct species. Why should we care if we speed up this process? Biologists say there are four main reasons to care about extinctions. First‚ the world’s species are a vital part of the earth’s life support system. A second reason is that species usually contribute to economic services. The third reason is that it takes
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Animal extinction is happening nowadays due to the multiple factors of environmental degradation. The primary cause of environmental degradation is human disturbance. Extinctions caused by human are generally considered to be are recent phenomena. When humans convert wild areas for agriculture‚ forestry‚ urban development‚ or water projects including dams‚ hydropower‚ and irrigation‚ they reduce or eliminate its usefulness as a habitat for the other species that live there. The temperature of the
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I suggest you continue reading. Sharks are fascinating creatures. All of them are unique in their own way. First‚ I am going to talk about the famous one of them all; the great white shark. The great white‚ is on top of the food chain and has few threats in
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The Spiny Dogfish Shark Lab Report. BY: Jeremy Cotto Purpose We did this lab to further our understanding of Spiny dogfish shark anatomy and make the class more entertaining. People dissect organisms to find reasons for how they are able to do certain things. For example‚ the shark can chew through a great variation of things‚ because it has razor sharp teeth. I attempted to see what organ was connected to what and learn how squid differ from the human organ structure. I ’ve learned that the structure
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triggered mass extinctions on the lands and in the oceans so profound that they define the geological boundary between the older Mesozoic Era‚ often called the "Age of Reptiles‚" and the modern Cenozoic Era‚ the "Age of Mammals." <br><li>On a finer scale‚ the extinctions define the boundary between the Cretaceous (geological symbol‚ "K")‚ and Tertiary ("T") periods. This mass extinction is usually referred to as the K-T extinctions. The dinosaurs became extinct during the K-T mass extinction. To examine
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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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Sharks Hug with Their Mouths When you hear the word “shark” what comes to mind? Razor sharp teeth‚ soulless eyes‚ and crushing jaws create a horrifying image. Hollywood movies and over exaggerated media stories have created a sense of fear towards sharks and led people to believe that sharks could hunt humans or attack you if stepped foot into the ocean. In these movies‚ the sharks are portrayed as man-eaters and monsters but‚ in reality it’s a totally different story. So
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of the specimens and other important features are taken for identification purposes by using white slate board as the background. 3. Ruler is used as a scale. 4. A shark is dissected by the demonstrator. The external and internal features are identified. A summary on the digestive and the reproductive system of a shark is written. 5. The steps how to observe the internal anatomy of a stingray is told briefly by the
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Lori Greiner is the “warm blooded Shark” on Shark Tank (heavy.com)‚ the “Queen of QVC” (Shark Tank)‚ an author‚ and an entrepreneur. Chicago Illinois was the birthplace for the shark Lori Greiner. Being an entrepreneur wasn’t Lori’s aspiration however‚ she wanted to be a journalist. She went to the Loyola University‚ majoring in communications. She became a playwright and sold jewelry. (last 4 sentences‚ frostsnow.com) What made her successful was the organizer for jewelry‚ made in 1996. (americanprofile
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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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