casemaking
/kæsiːmˈeɪkɪŋ/Definitions
1. noun
A method of camouflage in which an insect, especially a moth, resembles a twig or branch, especially one broken off from a tree, by folding or curling its wings or body in a way that makes it blend in with its surroundings.
“The casemaking behavior of the moth species was observed in the forest, where it perfectly blended in with the twigs on the ground.”