Throughout the first three seasons of The Walking Dead, Rick Grimes and his fellow survivors cross paths with a countless number of walkers. But the teeming undead masses aren’t all the same. To the contrary, walkers come in all shapes and sizes. How well can you distinguish the walkers of Seasons 1, 2 and 3? Can you remember who turns in Season 1, which walker gets gutted in Season 2, who kills the first riot gear walker in Season 3? Find out with these three Know Your Walker photo quizzes.

Know Your Walkers From Season 1

Know Your Walkers From Season 2

Know Your Walkers From Season 3

The Walking Dead returns Sun., Feb. 9 at 9/8c on AMC.