https://lemmy.kya.moe/imgproxy?src=en.m.wikipedia.org%2fwiki/Centipede#/media/File%3AMillipede_centipede_side-by-side.png

Assuming this is actually representative of the difference, it was definitely a pair of centipedes.

I’m not surprised in the least that at a minimum it’s more complicated than the meme suggests, and now I’ve learned far more about centipedes than I ever wanted to. Thanks!