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Neanderthals hypothesis of extinction essay
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Imagine the world where modern humans and Neanderthals coexisted. The two groups lived among each other for some 2,600 to 5,400 years (Wong 2015, 43). For a long time, it was said that Neanderthals are our closest relatives. There is DNA evidence that shows Neanderthals and modern humans are closely linked. Around 39,000 years ago, Neanderthals suddenly disappeared from the face of the Earth, shortly after the first modern humans appeared (Wong 2009, 33). With the help of researchers, there have been suggested conclusions as to why the Neanderthals mysteriously disappeared. Researchers’ opinions vary for the cause of the extinction of Neanderthals; these speculations include climate change and invasive species. I disagree with the researchers …show more content…
There were two types of clothing made by Neanderthals, which were simple clothing and complex clothing. The difference between simple and complex is that simple is not tailored and complex is tailored. Simple clothing had one layer and complex clothing had multiple layers. The clothing functioned as thermal insulation by trapping the air close to the skin surface (Gilligan 2007, 501). The bodies of Neanderthals were biologically adapted to the cold, but clothing warmed the body even more. The climate change killed animals, which were needed for food and clothing. Animals such as Mammoths, could not adapt to the warm weather quickly enough to survive Neanderthals highly depended on the Mammoths for food and clothing. The need for the Neanderthals to depend on the large and dangerous prey is because their metabolic rates require significantly more calories to survive than modern humans (Wong 2009, 37). When a food source dies, the Neanderthals needed to adapt and find a new food source to get the amount of calories needed. Along with the food dying, there has been an argument that Neanderthals may have died because of hypothermia. X-rays of Tyrolean Iceman revealed signs of frostbite on one of his toes – but resistance to frostbite is a prominent feature of biological cold adaptation (Gilligan 2007, 506). The use of shoes by Neanderthals was highly unlikely, which could cause frostbite because they …show more content…
The climate change cause a shift in weather where both Neanderthals and animals could not adapt fast enough. The climate change killed some of the animals that they relied on, which is the primary source of food and clothing of Neanderthals. As a result, Neanderthals began to starve. As Neanderthals began to st87arve, modern humans began to invade the territory of Neanderthals where competition was high. Eventually modern humans took over because they were able to adapt quicker and compete for
They had everything that they needed to survive, but they still died out. They evidence says that they hunted, buried and ate too much than they could handle and when the Homo Erectus needed food they would starve for days. One by one they died off, and only they left behind their remains. Their remains were left behind buried under hardened ash and riverbeds. When their bodies were discovered, they had very thick layers of fat which helped them survive the beginning of the Ice Age. They ate too much food, and when the all the ice was frozen during the start of the Ice Age all the food that got stored underground went stale and was stuck underground which meant that they did not have the necessary things for survival. The Homo Erectus were brilliant hominids that "had" all the necessary supplies for life. They did not have any idea that their time was coming to an end, but they flourished in their time that they lived and now the Homo Erectus will the be the one only hominid to accomplish so much in the time that they
The question of what caused the extinction of megafauna during the Late Pleistocene period is one that archaeologists have struggled to answer for decades, but why should it matter? Discovering with certainty the cause of megafaunal extinction would simultaneously prove or disprove any of the proposed implications of each existing theory regarding this massive extinction.
The Inuit women have a couple of responsibilities to make a good home life. All the material the men of the house wear to keep themselves warm in the harsh weather while hunting is what the wife made for them, right down to the shoes. While the men are out hunting, the women of the house uses her mouth to soften dry skin boots; when they are not doing that, they are nursing their babies or playing with them. Little children are nursed up to three years of age. Meanwhile, even though it is freezing in the igloo the babies plays with no clothes on and does not seem to have any issue with it. Along with the babies playing with no clothes on inside, on the outside of the igloo the older kids play in the snow with their coats and boots on that their mother made for them. When night comes and the temperature drops everyone living in the igloo sleeps together under animal skin in front of a small fire fueled buy oil to keep warm. They also spread the fire at times to keep warm
Neanderthals lived in Europe and Western Asia between 200,000 and 30,000 years ago. Fossil record shows that around 150,000 years ago (Bar-Yosef, 1998; Grün & Stringer, 2000) their range extended from Europe to Middle East and Asia spreading to Uzbekistan and Russia (Herrera et al., 2009). They were probably the only hominin group living in Europe and Western Asia for a long period of time until the arrival of modern humans. Their extinction is dated at around 30,000 ye...
There is evidence to suggest that Homo neanderthalensis and Homo sapiens had coexisted for approximately 35-40,000 years, (Fagan 2010) from around 60,000 years ago to 25,000 years ago when they finally went extinct (Gibbon 2001). Anthropologists are still uncertain what the cause of their extinction was. This paper will analyze three main theories of Neanderthal extinction. The first theory is the competition theory, which claims that the Homo sapiens and Neanderthals had to compete for resources, ultimately leading to their demise. The second theory I will discuss is the climate change theory, which claims that Homo sapiens lived while Neanderthals died because they were better adapted to the climate. The last theory I will discuss is the possible “extinction through absorption” theory which claims the Neanderthal interbred with the Homo sapiens and became one species. In this paper I will also be comparing the technologies, and diets of both species. In addition, I will look at the anatomic relation between the Neanderthals and Homo sapiens, how their body shape and size differed, and if this gave any advantage to one side or the other. My thesis for this paper will state that Homo sapiens and Homo neanderthalensis had co-existed but the disappearance of the Neanderthal in Eurasia is due to the appearance of the more culturally advanced and genetically superior Homo sapiens and the failure of the Neanderthal to adapt in an evolving climate.
Most of their evidence comes from the fossilized bones of Neanderthals and Cro- Magnons, or modern man’s ancestors (Shreeve, 150). There is a definite difference between their bone structures, and it may be a significant enough difference to divide them into species. There is a set of traits that distinguishes Neanderthals. Their general proportions are short, robust, and strong. Males and females of all ages have thick bones, and very pronounced muscle and ligament attachment sites. They also have distinct facial and cranial features. They have a large skull with no chin, a significant brow-ridge, and a large nasal opening (Shreeve, 49-150). They have large brains, around 1400cc, that protrude in the back, causing an occipital bun in the skull (Lecture, 4/19). Cro-Magnons on the other hand look more like humans do today. They are more slender and not as muscular, with chins and rounder skulls with slightly smaller brains among other traits.
Neanderthal Extinction Neanderthals and modern humans coexisted for well over 100,000 years. Then suddenly Homo neandertalensis began to die out and surrender the earth to Homo sapiens. Paleontologists and anthropologists have entertained several possibilities for the causes of this event: interbreeding among Neanderthals and humans, competition for natural resources, and Darwin’s theory of “survival of the fittest.” What the real cause has been has plagued scientists for years. Now, due to an international research team from Germany, those possibilities have been even further deduced, making it easier to pinpoint the exact reason Homo neandertalensis became extinct.
Settlers maintained their crops and livestock, but while doing so the temperature drops past the freezing point. Children were attending school when the blizzard started to make its way toward the prairie. Unprepared with the proper clothing to at least have a fighting chance to stay warm during the frigid temperatures. These children were without over coats to keep warm, in one situation with two sisters Eda and Matilda, the author wrote “the older sister Eda took off her wrap to cover the younger sister.” (Laskin, 46) Times were very different then they are today, where heavier clothing are required and more available may not have been accessible to the settlers of that time. It was understood that so many children died with only a blanket of some sort, while walking against the heavy winds that was strong enough to rip it from the shoulders of the children. Many of these settlers died because of not dressing for the weather, or not having the resources to make or buy the
“The scientific study of how humans developed did not begin until the 1800s in Europe. Until that time, people relied on religious explanations of how humans came into existence. Starting in the 1500s a scientific revolution began to sweep Europe. Thinkers started using scientific methods and experiments to try to better understand the world and the creatures living in it. Eventually these methods were turned to the question of human origins” (The Nature Of Human Origins, 1). Earth made it possible for species to change over time because Ancient Earth provides ability to plenty of time.The Homo Sapien a is very complex creature. The species started off very simple by living in caves and surviving with little food and then later evolved into a species that were able to do many more complex things. The first species was Sahelanthropus tchadensis They were one of the most simple humans in that time period and on. They had very small skulls compared to Homo Sapiens today and their motor skills were just the same. We have evolved and changed for the better both mentally and physically. The Evolution of Homo Sapiens started off simple, such as the Neanderthals, and now we are the most advanced species to ever walk the planet so far.
Paleolithic age presents the era when key human adaptations evolved in response to a variety of environmental changes experienced at the time. This period of human evolution coincided with change within the surrounding of man. Such included cooling, drying and unpredictable climatic patterns over the time. This increased amount of variability in environmental conditions raised the level of uncertainty and instability in their respective terms of survival, necessitated the man to adopt new habits to increase adaptability to the new and changing surroundings. The evolved structures and behaviors led to specialization to enable coping with changing and unpredictable conditions.
Back in the ice age there were no trees to go climbing in there were not two by fours to go make a deer stand with heck there was barely any wood to start and fire to get warm so there was none of our hunting. Back then they were nomads they would follow the herds of animals and would kill them and follow they never settled down they never learned about animals being in season like we do they didn’t know that during the winter birds would be gone and that deer would be around and that turkey were hibernating. So they would be following the birds as they left and would be making sure that they followed them enough that they could get food they would follow mammoths and get fur and food off of them. Then they wouldn’t have to move for a while so you see that everything that they wanted they had to go get, but they did have some weapons that we have today like back then they had the spear and other weapons that or tools that they mad...
For example, chapter 4 brings up the question of how much Homo Sapiens played a role in the extinction of most of the large marsupial mammals in Australia. The evidence is presented that, after Homo Sapiens arrived on the continent of Australia, “of the twenty-four Australian animal species weighing 100 pounds or more, twenty-three became extinct” (65). This is the type of evidence that cannot be disputed. It is a literal fact that certain areas with large mammal populations experienced a decrease in those populations upon the arrival of Homo Sapiens. Thus it is posited that humans have been a strong antagonist to other species for many thousands of
Because the CO2 levels are rising, the ice caps are melting and many more animals can become extinct. When pangea started splitting, there was a lot of volcanic activity, which cause the death of many dinosaurs. A meteor also hit earth and the mass extinction of many land and marine animals happened. There have been five mass extinctions in Earth’s history. The worst one wiped out ninety-six percent of marine life and seventy percent of land organisms. This took millions of years to recover.
Even still, from the perspective of natural selection, it could be said that natural forces selected against mammals from the Pleistocene age since they could not adapt to changing ecological and climatic conditions. One can argue that bringing these animals back from extinction essentially contravenes the intent of nature and raises a number of complex philosophical questions that are still being debated today.
Culture is considered an adaptive mechanism because it provides behavior patterns, strategies, and techniques aimed at helping people adapt in a particular environment. The goal of each living thing is survival. While plants and animals adapt to their environment genetically, for humans the most important adaptive mechanism is culture. In Madagascar, for example, trees have adjusted to the drier climate by losing extra leaves during the dry winter to limit evaporation. Humans, on the other hand, cannot adapt their bodies to very cold or very hot climates, and need cultural knowledge and technology in order to survive in the place their live. While the polar bear, in its evolutionary process, was able to adapt genetically to the Arctic climate, (by growing a thick fur and a layer of fat under it) our ancestors adapted to cold climates because of their hunter-gatherer culture. Plains Indians, for example, hunted primarily the American wild buffalo and used it for food, tools, clothing, and shelter. Their survival depended primarily on the buffalo. The buffalo was not only an animal to hunt, but a cultural symbol revered and protected by Pains Indians. The buffalo culture, handed down from generation to generation, was the Plains Indians’ adaptive strategy to the environment in which they lived. When the buffalo became and endangered species, Plains Indians were forced to change their whole scheme of life. And their culture changed with them. Culture for our species has been (and still is) a complex, questionable, and yet rewarding mechanism learned, shared and modified accordingly to our needs, consciously or unconsciously.