Walking Dead's Smart Zombies Are A Season 1 Plot Hole

The Walking Dead's zombies are the usual brainless decaying types, but that wasn't always the case. Over time, the undead have got dumber.

TWD' Will Finally Address Smarter Zombies From Season 1 in Final Eps

Why haven't the zombies in The Walking Dead deteriorated completely after such a long period of time? - Quora

6 Walking Dead Inconsistencies & Plot Holes Created By Zombie Variants

The Walking Dead's Variant Walkers, Explained

The Walking Dead': Where did smart zombies come from?

The Walking Dead - Problem with Season 1

Walking Dead final episodes' trailer has 'smart zombies' twist

The Walking Dead fans spot major walker plot hole – as season 1 zombies could run and had memories – The Sun

TWD' Will Finally Address Smarter Zombies From Season 1 in Final Eps

Season 1 (TV Series), Walking Dead Wiki

The Walking Dead's Variant Walkers, Explained

The Walking Dead: The Complete Second Season [Blu-ray] : Andrew Lincoln, Sarah Wayne Callies, Jon Bernthal, Laurie Holden, Jeffrey DeMunn, Glen Mazzarra, Gale Anne Hurd: Movies & TV

Walking Dead' Whisperers: Greg Nicotero Explains the Horror Movie Inspiration – The Hollywood Reporter

I will give an answer to ANY plot holes you think there are : r/CODZombies