Mantle detail on a spondylus (Thorny Oyster shell) (Spondylus varians), Philippines, Southeast Asia, Asia

Man holding an open oyster, Jutland, Denmark, Scandinavia, Europe

Scallops open in their shells at a fish stall in London's Borough Market, London, England, United Kingdom, Europe

Ready to eat seafood platter at Le Petit Zinc Restaurant near Boulevard Saint Germain, Left Bank, Paris, France

Hawksbill Turtle (Eretmochelys imbriocota), swimming in open water with scuba diver, Little Cayman Island, Cayman Island, Caribbean

Male hand cracks open peanut shell to expose fresh nuts inside, Tifton, Georgia.

Baby green turtle in the wet sand, shortly before reaching the open sea, Java, Indonesia

Giant prawn, Mussels, Close, Markets, Open air, Palermo, Capital, Sicily, Italy, Europe

View into live slightly opened pinna (Pinna nobilis), Mediterranean Sea

Scallops, Venice, Veneto, Italy, Europe

An egg with shell cracked on a white background

Fiji, Indo-Pacific sergeant major egg mass on the shell of a giant tridacna clam (Tridacna gigas).

Detail of the center branching arms of a Crinoid or Feather Star (Lamprometra klunzingeri) open and feeding on plankton at night, Philippines

PACIFIC ISLANDS Tuamotu Islands Manihi. Open half of oyster shell with four black pearls.

Open oyster shell with pearl