Biologists have long believed that having a large brain, relative to your body, might go hand-in-hand with being part of a particularly social species.
Biologists have long believed that having a large brain, relative to your body, might go hand-in-hand with being part of a particularly social species.
This is called the social brain hypothesis, an… [+5728 chars]
This is called the social brain hypothesis, an… [+5728 chars]