Stinging Nettle Slug Caterpillar (Cup Moth, Limacodidae) by itchydogimages
From Pictures of Alien-looking Insects - Insect Macro Photography
I love the overlapping of the divided body parts, and yellow and black pattern.
Black and white butterflies
These Unbelievable Caterpillar Transformations Will Remind You How Magical Nature Is.Saturniidae Caterpillar
Moth...yes I know a moth is technically NOT a butterfly but im not starting a moth board!!