It hissed when my cat tried to play with it: https://youtu.be/FDQfGUzTKMo
Spotted this tiny (<1cm) caterpillar on a Black-Eyed Susan waving in the wind. I watched in fascination as it cut and attach the tips of disk floret styles / stigmas to its middle segments (for better camouflage?).
Caterpillar stage feeding on Dutchman's pipevine