Prominent neuroscientists Gary Lynch and Richard Granger compare the contents of the Boskop brain and our own brains today, and arrive at startling conclusions about our intelligence and creativity.
... cost of replacing neurotransmitters every time a neuron fires is very high ... larger body size might actually be a consequence of the demand for a larger brain . This follows from ... bigger brain ) , 91 Why Hominins Had Big Brains M Dunbar.
... BRAINS. AND. THE. HOMO. LINEAGE. Homo Paleoanthropologists work hard to draw ... price, and that makes us ask why did evolution favor them. Part of the price is the high ... bigger brains. Another theory has to do with social skills in hunter ...
... bigger brains pose greater mechanical demands on the skull itself. The answer is, in some ways yes, and in other ... price. Big brains cost more to feed, they are a challenge to keep at the right temperature, and they require special ...
... brains . Group living allowed the advantages of larger brains to outweigh the costs . The larger brain meant more ability to plan and coordinate - to obtain large prey and other resources , to deal with bad weather , to fend off ...
... bigger brains , who also had to adapt , in the case of the Neanderthals , to several Ice Ages . The following figures are helpful for situ- ating each artifact in these progressions . Brain sizes of Hominids Who Made Stone Tools ...
... brains are so costly that they could not have grown bigger without directional selection favoring some behavioral capacities that required a size increase. The fitness benefits of bigger brains had to exceed the fitness costs of bigger ...
... brains today. The evolutionary story of the hominid family is one of ... costs. A bigger brain is very costly—it has significant disadvantages for ... Bigger brains require an abundant, steady supply of energy and careful temperature ...
... bigger and more connected , has far more potential for doing complex tasks like remembering , reasoning , and thinking . If bigger brains ... costs . Even though your brain constitutes only 2 percent of your body's weight , it consumes about ...
... cost of the big brains of our ancestors could only be meet by cooking or otherwise processing food, abilities that go back as far as 1.5–2 million years (Wrangham 2009; Herculano-Houzel 2016). The long development time for the bigger brains ...