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“Ancestro común” is their name. They used to be and walk like monkeys. Their brains were too small, so they weren’t intelligent.
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Homo erectus walked better in two feet, and their cerebellums’ size was good.
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Homo sapiens sapiens are the humans of nowaday. We walk straight and our brain is perfect.
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Homo sapiens’ cerebrums were like ours, but a bit smaller. They walked more or less properly.
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Homo neanderthalensis were the first humans beings that could communicate between them.
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Homo habilis are considered the first humans. Their cerebrums were 30% bigger than the Australopithecus’ brains.
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Australopithecus’ size was like gorillas. They could walk in two feet. Their brains were a little bit bigger, but they weren’t clever.
