Tigers are descended from civet-like animals called niacis that lived during the age of the dinosaurs about 60 million years. These small mammals‚ with long bodies and short flexible limbs‚ evolved over millions of years into severalhundred different species‚ including cats‚ bears‚ dogs and weasels. About 37 cat species exist today. Tigers evolved in eastern Asia ‚ but it is not exact. Sabre-tooth tigers are not the ancestors of today’s tigers. In fact‚ sabre-tooth tigers belonged to a separate branch
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Animal Phylum Poster/Display Project Each student will select a major group of animals to research and ultimately create a poster or display to help explain the group of animals belonging to each class. Be sure to first read your textbook on the group as well as consult general resources before getting into specific resource materials. Students will be graded primarily on the content of the information as well as the creativity of the poster or display. The entire project is worth 75 points
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Killer whales‚ also known as orcas‚ are considered one of the largest members of the dolphin family‚ as they inhabit the top predation of the ecosystem. They possess advantages‚ such as acute sense of sight and hearing‚ making them the most intelligent marine creatures. Their beauty has captivated d humans for decades‚ but for orcas humans have reduced their sense of freedom and enjoyment of life. Human advancements have forced orcas into captivity‚ evolved their eating habits and changed the population
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Anacely Gallardo HUM 190 DeCoster 15 December 2014 Peter Singer‚ a well know philosopher‚ notes that “A liberation movement demands an expansion of our moral horizons and an extension or reinterpretation of the basic moral principle of equality.” We‚ humans‚ think that we are superior to others‚ not only to other humans‚ but to other species as well. As the superior race we think we are‚ we tend to use and manipulate animals to our convenience. We play with them and we use them as the subjects in
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Using Animals For Scientific Purposes 1-Although some people believe that using animals in medical researches is unethical as it is taking advantage of another living being‚ I claim that it is acceptable since the most effective way to save people’s lives‚ reliable and both animals and human can benefit from it. 2-Using animals for scientific purposes can be tolerated since it’s the most effective way to combat deadly diseas. A.figuring out the side effects of medicines 3-Benefiting from
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Main argument: (1) The numerous problems of a cat going outdoors Sub argument: (2) Multiple medical diseases outdoor living cats can get (3) Awareness of the trend (making cats socially unacceptable) natural wildlife‚ is in decline‚ cats have a significant blame (4) Cats are driving wildlife to extinction Premises: Premises + sub-argument (2) = (5) Cornell University in Massachusetts‚ scientists reported a case where a cat turned up infected with a worm found in raccoons. (6) Cats are
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Agnatha Common Name Representatives General Features “Jawless Fishes” sea lamprey‚ hagfish no jaws unpaired fins eel-like bodies notochord persists cartilage skeleton no scales smooth‚ slimy skin lamprey sucker-like mouth with teeth parasite of fish 2 chambered heart gills lamprey swims in a rippling manner external fertilization lamprey - larva‚ metamorphosis Chondrichthyes “Cartilagenous Fishes” sharks‚ skates‚ rays movable jaws paired fins cartilage skeleton Osteichthyes “Bony Fishes” salmon
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Why people keep pets? We know that a lot of people keep pets‚ but if we ask why they do‚ we would be bombarded with many answers. It teaches us about selflessness. Owning a pet teaches discipline and responsibility to a child. We can learn how to share our time‚ savings‚ and companionship with a being that is solely reliant on them. Depending on whether you have a feline friend or a canine companion‚ cats and dogs can increase your sense of security. How so? Dogs can augment personal security when
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(http://www.understandinganimalresearch.org.uk/about-us/the-science-action-network/forty-reasons-why-we-need-animals-in-research/): Animal research has played a vital part in nearly every medical breakthrough over the last decade. We share 95% of our genes with a mouse‚ making them an effective model for the human body. Animals and humans are very similar; we have the same organ systems performing the same tasks in more or less the same way. Animals suffer from similar diseases to humans including
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It expresses his view on them an I used it to get another perspective on the subject. Polly‚ David‚ and J. David Archibald. Extinction and Radiation: How the Fall of Dinosaurs Led to the Rise of Mammals. Rep. no. 2159-9270. National Center for Science Education‚ 2011. Web. 23 Oct. 2013. A paper found online reviewing Archibald ’s book on the importance of species diversity in ancient ecosystems. Discusses the causes of dinosaur extinction apart
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