Why: There is some evidence that omega-3 fatty acids may ease anxiety symptoms and lift your mood by lowering levels of stress chemicals such as adrenaline and cortisol in the body. Caned fatty fish, such as tuna and salmon, walnuts, and flax seeds are all great sources of omega-3 fatty acids.
As you may already know from reading How Butterflies Work or Where do butterflies get their striking colors?, butterfly wings are made of very thin layers of a hardened protein called chitin.
More fascinating facts about butterflies and moths. 1  There are many more species of moths than butterflies. 2  Butterflies and skippers (hooked-shaped antennae) make up 6 to 11 percent of Lepidoptera order, while moths make up 89-94 percent of the Lepidoptera order.ocoon/Chrysalis. Cocoons and chrysalides are protective coverings for the pupa. The pupa is the intermediate stage between the larva and adult. A moth makes a cocoon, which is wrapped in a silk covering. A butterfly makes a chrysalis, which is hard, smooth and has no silk covering.