Georgette Douwma / Spearing mantis shrimp (Lysiosquillina sp.) Puerto Galera, Philippines.

David Fleetham / Banded coral shrimp (Stenopus hispidus) eye to eye with a spearing Mantis shrimp (Lysiosquillina sp). Komodo, Indonesia.

Juergen Freund / Spearing mantis shrimp (Lysiosquillina sp.) waiting in its burrow. Lembeh Strait, North Sulawesi, Indonesia.

Sue Daly / Shrimp-spearing mantis shrimp (Lysiosquillina sp) Lembeh Straits, Sulawesi, Indonesia

Solvin Zankl / Close up of claws of spearer Mantis Shrimp (Lysiosquillina maculata) with barbs spearing fish prey, Lembah Straits, Sulawesi, Indonesia

Solvin Zankl / Front claws of spearer Mantis Shrimp (Lysiosquillina maculata) showing barbs used for spearing large prey, Lembeh Straits, Sulawesi, Indonesia

Solvin Zankl / Spearer Mantis Shrimp (Lysiosquillina lisa) hiding behind empty crab shell for camouflage, Lembeh Straits, Sulawesi, Indonesia

Solvin Zankl / Spearer Mantis Shrimp (Lysiosquillina maculata) lies camouflaged on seabed in wait for passing fish prey, Lembeh Straits, Sulawesi, Indonesia

Solvin Zankl / Spearer Mantis Shrimp (Lysiosquillina maculata) with front claws extended, spearing fish prey, Lembeh Straits, Sulawesi, Indonesia

Gary Bell/ Oceanwide / Blue Coral Banded Shrimp (Stenopus tenuirostris) and Radar Shrimp (Lysiosquillina sp), Milne Bay, Papua New Guinea