ohmygod.
Caddis fly larvae are known to incorporate bits of whatever they can find into their cocoons, be it fish bone or bits of leaves. Hubert Duprat gave them gold, turquoise, gems and pearls.
These guys are interesting little creatures. “Underwater architects,” they’re called sometimes apparently. Something about organisms that create cocoons…they have a certain mysticism.
(Source: krgkrg, via adailyriot)