Birds have structures with functions and evolutionary origin similar to the (neo)cortex:
https://​​www.science.org/​​content/​​article/​​newfound-brain-structure-explains-why-some-birds-are-so-smart-and-maybe-even-self-aware
https://​​www.scientificamerican.com/​​article/​​bird-brains-are-far-more-humanlike-than-once-thought/​​
Birds have structures with functions and evolutionary origin similar to the (neo)cortex:
https://​​www.science.org/​​content/​​article/​​newfound-brain-structure-explains-why-some-birds-are-so-smart-and-maybe-even-self-aware
https://​​www.scientificamerican.com/​​article/​​bird-brains-are-far-more-humanlike-than-once-thought/​​