Dogs’ brains began to shrink at least 5,000 years ago, study finds

https://www.theguardian.com/science/2026/apr/29/dogs-brains-shrink-5000-years-ago?CMP=share_btn_url

Study links relative brain volume to temperament in diverse dog breeds

https://phys.org/news/2024-11-links-brain-volume-temperament-diverse.html

Domestication causes smaller brain size in dogs than in the wolf: Study challenges notion

https://phys.org/news/2024-08-domestication-smaller-brain-size-dogs.html

Canine Brain Atlas Sheds Light on Evolution of Human Brain Function

https://neurosciencenews.com/dog-brain-atlas-evolution-23355/

Squid Brains Are Nearly as Complex as Dog Brains, Researchers Claim

https://www.sciencealert.com/squid-brains-are-nearly-as-complex-as-dog-brains

As humans shaped dogs’ bodies, we also altered their brains

https://www.washingtonpost.com/science/2019/09/02/humans-shaped-dogs-bodies-we-also-altered-their-brains/