Left-handed Whelk 7-8" organ Belonging to the family Asteriidae

Belonging to the family Asteriidae

the ivory bush coral builds a skeleton of calcium carbonate – a compound that will become increasingly more rare as the ocean acidifies (a phenomenon caused by the ocean’s absorption of acidic carbon dioxide from the atmosphere)

Unless people cut carbon dioxide emissions

they have a blue skeleton — all other corals just about have white skeletons — and also in that they haven't changed in their form for over 60-70 million years

The Organ Red Pipe coral (Tubipora musica) is native to the waters of the Indian ocean and the central and western regions of the Pacific ocean

Left-handed Whelk 7-8" organ Belonging to the family AsteriidaeThe Lightning Whelk, Sinistrofulgur sinistrum (Hollister, 1958), is one of the local molluscan celebrities, not only because of its large size, but also thanks to very special features that make this species truly remarkable. For instance, unlike most gastropods, which are right handed, the Lightning Whelk has a left handed shell (shell opening to the right with shell spire pointing up). Abnormally right handed Lightning Whelks are very uncommon, but