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Homo erectus and homo sapiens essay
Essay comparing homo erectus and homo sapiens
Essay comparing homo erectus and homo sapiens
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Bea Catapang
Brandon Rose
Physical Anthropology (OCC)
15 May 2014
Similarities and Differences of Homo Erectus and Homo Sapiens
"In our view, there are two alternatives. We should either admit that the Homo erectus/Homo sapiens boundary is arbitrary and use nonmorphological (i.e. temporal) criteria for determining it, or Homo erectus should be sunk [into H. sapiens]."
- Milford Wolpoff
INTRODUCTION
There are three hominids. The first one is Homo Habilis who was the most ape-like among them. Homo erectus was their later successor. They were just the ones who made the first stone tools. There are many similaritiesand difference between these two species. Sometimes, people call Homo sapiens “advanced Homo erectus”. The most important adaptive shift Homo erectus made was the first migration out of Africa. [The emigration meant moving across a variety of ecosystem, climates, and ecological settings. Each of this would have presented Homo erectus challenges never encountered by hominin. Most important was the move from tropical and subtropical Africa into the more seasonally cold regions of the Northern Hemisphere in Eurasia and the Far East.(anthropology book)] Some changes were resulted from this move and this is when I compare and differentiate the two after that move. Some people might say Homo sapiens and Homo erectus are just one, but there are many differences between these two as well.
KNOWING HOMO ERECTUS
Homo erectus was the second hominid species. They are called erectus because they were the first to stand upright posture from all. In my research, there are fossil evidences showing that they have lived until 1.3 million years from today and the earliest Homo erectus fossil dates back to 1.8 million years. Given this d...
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...hat we are doing right now. They started making the tool and they are the one who created the first fire. It was just passed on to a greater species that were gifted with more cranial capacity. Homo sapiens was the successor of these discoveries. They were the one who made these tools more advanced for them. This is the reason why these tools were different. Homo erectus was the inventor of all these things. Homo sapiens was the one who expanded the function to a better hunting. Homo sapiens was considered human more than human-like. I personally think that they are our ancestors mostly. They really look like us, only with few differences from us but they were no longer ape-like. The comparison of these two just shows us how they evolve from one human-like species to a human.
Work cited
Bones of contention
Biological anth p 374
Over the last few hundred years, more and more has been added to the world’s fossil collection, fossils from all over the world. New theories have been created and old theories have almost been proven about the evolution of man. For example, we have proof that different species of man existed with certain types of DNA sequences and instincts, some we may not have anymore, or some that other species did not have back then. Even though it is subjected to much debate, one of the most widely accepted theories however, is that Homo sapiens interbred with the slightly more primitive species of man, the Neanderthal.
Around 1.8 million years ago, two hominids were born, first the Homo Erectus and then the Neanderthals. Although the two very different humans. However, were they that different? Our ancestors were very versatile hominids. They lived in various places and lived in a variety of ways. The Homo Erectus and Neanderthals were all special in their ways. They had similarities and differences that set them apart. They had similarities, but in the same way, their differences helped them survive if they had not adapted to how they lived they would have lasted the same time that their ancestors have lived. The Neanderthals lived for an average lifespan 30 years. They had to have some mistake that decreased their lifespan because if the Homo Erectus had done the same, there’s a chance that we might not be here now. Their differences set the future that we live in today. These
The human archaeological record is a long and undefined story that may be the most complex question researched today. One of the big questions in human history is the disappearance of the Neanderthal people from the archaeological record around 30,000 BP. While for thousands of years Neanderthals and Anatomically modern humans crossed paths and perhaps lived in close relations, we have yet to really understand the degree to which they lived together. My hypothesis is that these two hominids, Neanderthals and Anatomically Modern Humans, interbred exchanging genes after Modern Humans dispersed from Africa and creating like cultures and material remains. The differences between Neanderthal and Modern humans are not only physical but also genetically evolved and this research will determine an estimated amount of admixture between the two groups.
Three incomplete skulls of Homo sapiens were discovered in 1997. Bruce Bower’s article “African Legacy: Fossils plug gap in human origins” discusses the fossils. These findings are important because according to the discoverers, they are the oldest known fossils of modern people. The skulls were found in Herto, Ethiopian located in eastern Africa. The fossils are dated between 154,000 and 160,000 years ago.i[1] The fossils were dated radioisotopically.ii[2] Since the fossils are the oldest known fossils of modern people, it is probable that these hominids represent the immediate ancestors of humans that are anatomically modern. Tim D. White’s (et al) article “Pleistocene Homo sapiens from Middle Awash, Ethiopia” describes the discovery of the Herto fossils and the research of the artifacts in great detail.
This paper has shown how Homo sapiens had several advantages over the Neanderthals including better diets, better tools and just better luck. The Neanderthals could not survive the harsh climates they were thrust into and eventually died out. In this paper I looked at how Homo sapiens and Homo neanderthalensis had co-existed but the disappearance of the Neanderthal ius due in some part to the appearance of the more culturally advanced and genetically superior Homo sapiens. Although the How and Why of how Neanderthals went extinct, it is clear that Homo sapiens had a part in their demise. In the last one hundred and fifty years that we have been studying humans we have seen them come from savage brutes, to Homo sapiens respectable contemporary. If we had not gotten lucky in the past, Neanderthals could be studying us today.
According to National Geographic, scientists have sequenced the genome factor of the chimpanzee and found that humans are 98.5% similar to the ape species. The chimpanzee is our closest relative in the animal kingdom; however, some people are not aware of our resembling traits with chimpanzees. Jane Goodall’s, In the Shadow of Man, describes some similar traits humans and chimpanzees have such as their facial expressions and emotions, use of tools, and diet.
Were Neanderthals the same as modern humans, or were they an entirely different species? This is a major topic of debate among Anthropologists, and many people strongly argue each view, backing their opinion with evidence from physical remains and inferred ideas about behavior.
Bindon, Jim 2004 Fossil Hominids. ANT 270 Notes. http://www.as.ua.edu/ant/bindon/ant270/lectures/ hominids1.pdf Delson, Eric 1981
There is great debate over the concept of primate evolution. Some research supports the idea that evolution occurred linearly as a continuum while other research supports the idea that fossils found to date should be separated into individual species. Through morphological, and geological evidence this paper explores this topic and provides concise arguments to further develop the understanding of human primate evolution.
The first group of primates was the Ardipithecus group. They were the earliest humans closely related to other primates. The Ardipithecus group evolved in Africa and took the first step upright on two feet. Sahelanthropus tchadensis was the first human species to ever walk the earth. They were the building block of more complex species to come. There were many species that started the human race such as the Orrorin tugenensis. This species was nicknamed the Millenium Man and live 5.8-6.2 million years a...
Throughout the long winding road that is human evolution; many species have helped shape who we are today. There was the early Australopithecus africanus which began to walk bipedally-upright with two feet and the Homo habilis which drastically developed the construction of handmade tools. But there is one species who is to be credited for the most critical advancements in human evolution; Homo erectus. Not only did Homo erectus advance us the most biologically, but also the most geographically.
These species have been named Australopithicus, robust australopithecines, Orrorin tugenensis, Homo habilis, Homo erectus, neanderthal, and Homo sapiens. These early hominids and modern humans really show how the features and behaviors have really changed over time. Austalopithicus, meaning “southern ape” was the first specimen to be found. The Austalopithicus was found in Africa and was known to have lived from 4.2 to around 1.0 million years ago (Standford 251). They had a small body like an ape that would weigh approximately 64 to around 100 pounds.
Research shows that the Neanderthals had a “protruding jaw, receding forehead, and weak chin.” (Ansering Genesis) The average brain of a Neanderthal was slightly larger than a modern humans brain. It is also stated that this specific species generally was larger in body size. The Neanderthals also tend to live mostly in colder climates. Researchers and paleontologists found many remains left by the Neanderthals, which include bones and stone tools, found in Eurasia, Western Europe to Central, Northern, and Western Asia. “Neanderthals (or Neandertals) are our closest extinct human relatives. There is some debate as to whether they were a distinct species of the Homo genus (Homo Neanderthalensis) or a subspecies of Homo sapiens. Our well-known, but often misunderstood, fossil kin lived in Eurasia 200,000 to 30,000 years ago, in the Pleistocene Epoch.” (Live Science) The Neanderthals had a very similar appearance to human, although they were “shorter and stockier with angled cheekbones, prominent brow ridges, and wide noses.” (Live
The evidence for human evolution begins with the australopithecines. All the australopithecines were bipedal and therefore possible hominines. In details of their teeth, jaws, and brain size, however, they modify enough among themselves to be divided into five species: Australopithecus anamensis, A. afarensis, A. africanus, A. robustus, and A. boisei. Genus Homo are also divided in five different spices: Homo erectus, H. habilis, H. sapiens, and H. sapiens sapiens.
By definition, human evolution is the development, both biological and cultural, of humans. Human ideologies of how the evolution of man came to be is determined by cultural beliefs that have been adopted by societies going back as far as the Upper Paleolithic era, some 40,000 years ago. Through the study of paleoanthropology, we have come to determine that a human is any member belonging to the species of Homo Sapiens. Paleoanthropologists, while studying the evolution of humans, identify and explain evolutionary changes that occur throughout time that aid in the development of the human species. It will be through the examination of human physical traits, human origins from pre-humans to modern humans, and major discoveries that we will be able to understand the history of human evolution.