What Ecstasy Does to Octopuses

https://www.theatlantic.com/science/archive/2018/09/octopuses-on-ecstasy-prefer-each-other-to-chewbacca/570763/

Octopuses Do Something Really Strange to Their Genes

https://www.theatlantic.com/science/archive/2017/04/octopuses-do-something-really-strange-to-their-genes/522024/

Chimpanzee personality traits are linked to brain structure

https://medicalxpress.com/news/2018-07-chimpanzee-personality-traits-linked-brain.html

Mammal forerunner that reproduced like a reptile sheds light on brain evolution

https://www.sciencedaily.com/releases/2018/08/180829133422.htm

Scientists Discover A New Type Of Brain Cell In Humans

https://www.forbes.com/sites/andreamorris/2018/08/27/scientists-discover-a-new-type-of-brain-cell-in-humans/#6a177c4b3acd