Lamarckdromia Crabs: these fluffy crabs make their own protective "hats" out of living sea sponges; after selecting a suitable sponge, the crab trims it down to the right size, drapes the tailored sponge across its carapace, and carries it around

[u/SixteenSeveredHands]

[u/Ahmed_Taha_Nur]

Is it me or is the third pic look like a traveling merchant? Holding their products in a wide brown bag held on their back. With a fluffy well-kept long beard.