Doug Perrine / Cone shell {Conus sp} hunting at night, Palau, Micronesia

Norbert Wu / Cone Snail (Conus dalli), Sea of Cortez, Baja California, Mexico

David Fleetham / Cone shell (Conus sp) gliding across sand at night with two Mysid shrimps (Mysida sp) hitching a ride. Dumaguete, Philippines.

Constantinos Petrinos / Marbled cone snail (Conus marmoreus) venomous species, Lembeh Strait, North Sulawesi, Indonesia.

Chris Mattison / Textile cone shell (Conus textile) on beach, a highly venomous species, Borneo.

Franco Banfi / Textile cone shell (Conus textile) Walindi, West New Britain, Papua New Guinea, Pacific Ocean

Franco Banfi / Geographic cone (Conus geographus) Walindi island, West New Britain, Papua New Guinea, Pacific Ocean

Franco Banfi / Marble cone shell (Conus marmoreus) Walindi, West New Britain, Papua New Guinea, Pacific Ocean

Paul D Stewart / Three shells of different species of large predatory cone shells which are highly venomous but potentially have powerful painkillling properties; from the top: the Geography cone (Conus geographicus)...

Chris Mattison / Textile cone shell (Conus textile) shell, highly venomous species.

Alex Hyde / Ice Cream Cone Worm (Pectinaria koreni) sand casings, Colwyn Bay, Wales, UK. May.

Ingo Arndt / Cone Top Shell (Tectus conus) from Indo-Pacific, Meeresmuseum Ozeania, Riedenburg, Germany

Doug Perrine / Marble cone shell (Conus marmoreus) Restorf Island, Kimbe Bay, New Britain, Papua New Guinea. Bismarck Sea / Western Pacific Ocean (Non-ex).

Fred Bavendam / Textile Cone (Conus textile) snail, highly toxic, Bali, Indonesia

Simon Colmer / Cone shell {Conus distans}

Simon Colmer / Cone shell {Conus mustelinus}

Norbert Wu / California Cone (Conus californicus) with venomous barb to subdue prey, Monterey, California

Juergen Freund / Hermit crab in cone shell (Paguridae) Pacific/Philippines

Chris Newbert / Hermit Crab (Dardanus sp) riding on large Hermit Crab (Dardanus sp) which is grabbing a Cone Shell, 60 feet deep, Papua New Guinea

Doug Perrine / Cone shell {Conus sp} hunting at night, Mabul Island, Borneo, Malaysia

Norbert Wu / Striate Cone Snail (Conus striatus) uses venomous barb to subdue prey, dangerous to humans, Red Sea

Jeff Rotman / Geography cone shell {Conus geographus} with toxic proboscis extended, Red Sea.

Jeff Rotman / Geography cone shell {Conus geographus} with toxic proboscis extended, Red Sea.

David Fleetham / Geography cone shell (Conus geographus), Australia.

Norbert Wu / Cone Shell (Conus sp), Bali, Indonesia

Pete Oxford / Himba woman wearing cone shell necklace. Kaokoland Namibia

Joel Sartore / Photo Ark / Feathered cone snail (Conus pennaceus) portrait, from the Gulf of Oman. Captive.

Joel Sartore / Photo Ark / Feathered cone snail (Conus pennaceus) portrait, from the Gulf of Oman. Captive.

Joel Sartore / Photo Ark / Cloth-of-gold cone (Conus textile) portrait, The National Aquarium, Abu Dhabi. Captive, occurs in Indian Ocean..

Joel Sartore / Photo Ark / Red Sea textile cone shell (Conus neovicarius) portrait, from the Gulf of Oman. Captive.

David Fleetham / Geographic cone snail (Conus geographus) hunting on reef at night, Indonesia, Pacific Ocean.

David Fleetham / Marbled cone shell (Conus marmoreus) feeding on an Imperial cone (Conus imperialis) on the seabed, Hawaii, Pacific Ocean.

David Fleetham / Cone shell hermit crab (Ciliopagurus strigatus) inhabiting a cone shell, Hawaii, Pacific Ocean. Crab has a specialized flat body that allows it to squeeze into the narrow opening of the shell.

David Fleetham / Blue knee hermit crab (Dardanus guttatus) prefers shells with narrow openings such as this cone shell, Yap, Micronesia.

Sergio Hanquet / Butterfly cone shell (Conus pulcher canariensis) Tenerife, Canary Islands.

Sergio Hanquet / Butterfly cone shell (Conus pulcher canariensis) in seagrass bed, Tenerife, Canary Islands.