This post is awesome

I don't know where to start from

Well let me just point out things I learnt

As you might expect from an object packed with so many neurons and connections, the brain uses a huge amount of energy. Although it only weighs 1.2-1.4 kilograms, it uses approximately 20% of the energy consumed by the body.

Was really shocked to hear this

Therefore the cognitive buffer theory holds that animals in a rapidly changing environment developed more intelligence than they needed for their daily lives, so that they were able to adapt and learn quickly when exposed to something completely new.

Hearing this for the first time but I realize how true it is when I remembered watching about a particular animal which migrated from different locations and it's brain adaptations on natgeowild