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The most primitive apes were found in Egypt. There is a species of australopithecus called Australopithecus or Australopithecus less, which belongs to the animals of the Oligocene. It lived about 33 million years ago. Its body is relatively small, and the characteristics of modern apes are not prominent in it.
Another type of australopithecus is called Australopithecus aegyptiensis It lived about 28 million years ago. From the structure of one of its ulna fossils, it appears to be an arboreal australopithecus.
It is still unclear what the bloodline relationship between the two species of Australopithecus mentioned above is due to the lack of materials. It has been suggested that they are presumably some representatives of the common ancestors of humans and modern apes.
Another species of australopithecus used to be called forest apes, also known as forest apes, and included many species. They lived between 20 million and 5 million years ago. They can be found in Africa, Asia, and Europe.
Forest Australopithecus was first discovered in France, and later fossils of Forest Australopithecus were later found in the Siwalik Mountains on the border between northern India and Pakistan. Why are they called "forest apes"?
The reason is this: the fossils of this type of apes first found in France are together with the fossils of leaves, hence the name "forest australopithecus". In addition, one of their femurs (thigh bone) has been found.
Based on all the materials, they are structurally similar to chimpanzees, and are able to move around trees with their arms.
From the fossil material found, it is assumed that they were about the size of today's chimpanzees. They are probably the direct ancestors of modern apes.
Another type of australopithecus is called Rama australopithecus, which was first found in the Siwalik Mountains on the border between India and Pakistan, and later in Kenya in Africa, Pakistan and Turkey in Asia, Yunnan in China, and Greece and Hungary in Europe. They lived between 14 million and 8 million years ago.
The Rama australopithecus found in Africa is similar to the forest australopithecus in that it has small incisors and narrow jaws, which is quite different from humans. The Rama australopithecus found in India lived relatively late, with a short face, relatively small canine teeth, and no gap between the teeth, which is quite different from the forest australopithecus and similar to humans.
The two species mentioned above are probably different species.
There are now several different views on Ramacouscos' place in the evolutionary system. One believes that they are a representative of the common ancestor of humans and great apes. One system that thinks they are still forest australopithecus.
The other is that they have parted ways with the forest apes and live in the open area, which is the beginning of the evolutionary system of humans; That is, they are the animal ancestors of humans.
What is the situation? The jury is still out.
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Although forest apes and a class of australopithecus are related to each other, they are not the same species.
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Both Australopithecus and Australopithecus are representatives of ancient primates, and they are in different clades on the evolutionary tree. Forest Australopithecus mainly lived in the forests of Europe and Asia, while Australopithecus lived mainly in Africa. The differences between them are mainly manifested in morphological, ecological, and evolutionary history.
First of all, there is a big difference in morphology between Australopithecus forested and Australopithecus. Forest Australopithecus was larger, weighing up to 200 kg, with a wide skull and large teeth. Australopithecus is relatively small, weighing only about 2-3 kilograms, with a narrow skull and relatively small teeth.
In addition, the limbs of Australopithecus were relatively short, and most of the time they walked on all fours, while Australopithecus had longer limbs and mainly walked by swing-like swings.
Secondly, in terms of ecology, the two are also different in terms of feeding and habitat. Forest australopithecus mainly eats plants, eating leaves, fruits, etc., while Australopithecus is more omnivorous, eating not only plants, but also insects, small vertebrates, etc. Also, forest australopithecus lived in forests and were good at climbing trees, while Australopithecus lived in jungles and were better at moving between the canopy and the ground.
Finally, Australopithecus forestaris and Australopithecus have different evolutionary histories. The fossil record of forest Australopithecus dates back to 50 million years ago, while the fossil record of Australopithecus australopithecus is 15 million years old. It can be seen that the evolutionary history of forest Australopithecus is longer than that of Australopithecus australopithecus, and it has gone through more evolutionary stages.
In summary, forest australopithecus and australopithecus have different characteristics in terms of morphology, ecology, and evolutionary history. These characteristics reflect their different choices and adaptations on their evolutionary paths. At the same time, these differences also provide valuable clues for us to study the evolution, ecology, and morphology of ancient primates.
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Australopithecus forestis a genus of extinct ape-like animals, whereas Australopithecus is an extinct genus of hominidae.
Forest Australopithecus appeared much earlier, about 12 million years ago, while Australopithecus appeared much later, about 1.3 million to 5.5 million years ago. Their brain volumes are markedly different, with Australopithecus having a brain volume of about 400 milliliters and Australopithecus australopithecus reaching 450 530 milliliters. In the classification, they differ in their families, forest apes are the ancestors of humans, and they are also the ancestors of modern great apes, orangutans, gorillas, and chimpanzees.
Australopithecus forestis a genus of extinct ape-like animals, whereas Australopithecus is an extinct genus of hominidae.
Australopithecus: Australopithecus, according to modern scientific research, is the early ancestor of human shama, human beings developed from a kind of australopithecus, humans and apes have a certain close relative, the common distant ancestor of humans and apes is 30 million 35 million years ago lived in the Fayoum depression of Egypt and Egyptian apes. Especially in the recent decades around the 20th century, the Rama Australopithecus, Australopithecus forest, and Australopithecus found in many areas of the subchain Shandou, Africa, and Europe are considered to be the common ancestor of humans and modern apes.
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The distinction between Australopithecus and hominin is based on the study of human evolutionary chemistry and biology. Both apes and hominins are important groups in the evolutionary history of humans.
Australopithecus generally refers to primates that basically walk on all fours, such as African monkeys, gibbons, orangutans, etc. They mainly inhabit forests and feed on plants such as fruits and young leaves, and their cognitive ability is relatively weak, and they do not have high intelligence.
Paleoanthropons, on the other hand, refer to the populations that evolved into modern humans that appeared in the history of human evolution. The development of intelligence and wisdom of these ancient humans relied more on the evolution of the brain and hands. Ancient humans had a more complex form of social organization, were able to make simple stone tools, and gradually evolved from hunter-gatherers to agricultural civilization.
In terms of morphology, there are some obvious differences between Australopithecus and ancient humans, such as the mandible of Australopithecus is larger, protruding, and the face is prominent, while the ancient human mandible is relatively smaller, the brain volume gradually increases, the frontal and temporal lobes gradually develop, the curvature of the spine gradually decreases, and the body ability to stand is enhanced.
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Paleoanthropologists believe that the fundamental difference between humans and apes is that humans can stand upright. Molecular biology believes that the fundamental difference between humans and apes is that humans have genes for language, genes for thinking, and so on. In short, it is genetically used to distinguish humans from apes.
Genes are an important basis for distinguishing all living things. Also, hominins used fire and tools, but apes couldn't.
The fundamental differences between modern apes and humans are mainly as follows:
1) Different ways of exercising. Great apes are predominantly armed; Humans, on the other hand, walk upright.
2) The ability to make tools is different. Great apes can use natural tools, but they can't make them; Humans can make and use a variety of simple and complex tools.
3) The degree of brain development is different. The ape brain has a capacity of about 400ml and has no ability to speak and write; The capacity of the human brain is about 1200ml, and it has strong thinking ability and language and writing ability. The most fundamental difference is the generation of language and consciousness, and humans have the ability to speak and write, while apes do not.
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Humans and modern apes evolved from a common ancestor, the forest ape.
Chimpanzees are an offshoot of forest australopithecus evolution, but humans did not evolve from chimpanzees.
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Human evolution: Humans originated from forest apes.
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