Brain size and evolution
By A Mystery Man Writer
Description
The modern human brain is the largest and most complex of any living primate. As you will learn in this activity, it is also larger than the brains of our ancient human ancestors. What does brain size have to do with our biology?
![Brain size and evolution](https://s.wsj.net/public/resources/images/005be3bb-377f-442a-90be-25049d84efdd-BRAINSHRINK-_355px.jpg)
Our Big Brains Have Shrunk. Scientists Might Know Why. - WSJ
![Brain size and evolution](https://foodforthebrain.org/wp-content/uploads/2023/10/The-decline-of-man-edited-1024x385.png)
Shrinking Brains - Are We Dumbing Down?
![Brain size and evolution](https://www.researchgate.net/publication/265057343/figure/fig2/AS:341230849413130@1458367182984/A-crude-plot-of-average-hominid-brain-sizes-over-time-Although-after-an-initial.png)
A crude plot of average hominid brain sizes over time. Although
![Brain size and evolution](https://thebrain.mcgill.ca/flash/i/i_05/i_05_cr/i_05_cr_her/i_05_cr_her_1a.jpg)
THE BRAIN FROM TOP TO BOTTOM
![Brain size and evolution](https://www.researchgate.net/publication/260379573/figure/fig1/AS:202897414463489@1425385921146/Cumulative-number-of-evolutionary-studies-focussing-on-variation-in-brain-size-and.png)
Cumulative number of evolutionary studies focussing on variation in
![Brain size and evolution](https://ars.els-cdn.com/content/image/1-s2.0-S2173580818300026-gr1.jpg)
Evolution and genomics of the human brain - ScienceDirect
![Brain size and evolution](https://dl0.creation.com/articles/p017/c01761/supposed-evolution-of-mans-cranial-capacity.jpg)
Cranial capacity and endocranial casts
![Brain size and evolution](https://www.frontiersin.org/files/Articles/521954/feart-08-00273-HTML/image_m/feart-08-00273-g004.jpg)
Frontiers From Smart Apes to Human Brain Boxes. A Uniquely Derived Brain Shape in Late Hominins Clade
Frontiers The Evolution of the Brain, the Human Nature of Cortical Circuits, and Intellectual Creativity
![Brain size and evolution](http://efossils.org/sites/efossils.org/files/BrainSizes.gif)
Activity 3: Relative Brain Size
![Brain size and evolution](https://www.frontiersin.org/files/Articles/78485/fnana-08-00015-HTML/image_m/fnana-08-00015-g006.jpg)
Frontiers Evolution of the human brain: when bigger is better
![Brain size and evolution](https://images.theconversation.com/files/161931/original/image-20170322-5384-bg8anr.png?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip)
How our species got smarter: through a rush of blood to the head
![Brain size and evolution](http://www.bibalex.org/SCIplanet/Attachments/Article/MediumImage/kDGdwQ9Fsi_20180117102616963.jpg)
SCIplanet - In Brain Evolution, Size Speaks Volumes
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