Suzana Herculano-Houzel

First Principles: Behavior requires no brain

First things first: this section explores what brains are ultimately about, and how they came to be. What is the relationship between brain and behavior? Is there behavior without a brain? If so, what does having a brain change in the life of an animal? Plenty of life – most of it, actually – does…...

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First Principles

Neuroscience is the systematic pursuit of understanding how come we act the way we do: how do we come to have idiosyncratic tastes, preferences and dislikes; skillsets, talents, and absolute incapabilities; interests, opinions, and world views; and how we come to act on them in those particular ways that define our individual selves – all…...

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First Principles: Animals are heterotrophic creatures with a nervous system

Let’s get something out of the way: life does not need a nervous system. Plenty of life – most of it, actually – does not have a nervous system, much less a brain. Yet, all animals – with the exception of sponges, to the present knowledge – have one. “Why?”, is often the question asked. “So they can move and thrive…...

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