Chris Newbert / Decorator Crab, holding a broken piece of Sea Fan as camouflage, night, Red Sea

Birgitte Wilms / Hairy Sponge Crab (Dromidia antillensis) 60 feet deep, Indonesia

Chris Newbert / Spider Crab (Cyclocoeloma tuberculata) camouflaged, 60 feet deep, Papua New Guinea

Chris Newbert / Spider Crab (Majidae) covered in Sponges, on Halimeda Algae (Halimeda macroloba) 60 feet deep, Papua New Guinea

Chris Newbert / Hairy Sponge Crab (Dromidia antillensis) 40 feet deep, Papua New Guinea

Chris Newbert / Hairy Sponge Crab (Dromidia antillensis) holding a broken piece of Sea Fan as camouflage, night, Red Sea

Norbert Wu / Spider Crab (Schizophrys dama) covers itself with sponges and hydroids to camouflage itself, Borneo