Search results
Results from the WOW.Com Content Network
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks [a] (/ ˈ m ɒ l ə s k s /). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda . [ 5 ]
Terrestrial mollusks comprise about 35 thousand species, most of which belong to the order (in some sources suborder or infraorder) Stylommatophora. Terrestrial molluscs occur across most of the planet, with the exception of Antarctica and some islands. They inhabit a wide range of ecosystems, from deserts and tundras to rainforests.
The mollusc (or mollusk [spelling 1]) shell is typically a calcareous exoskeleton which encloses, supports and protects the soft parts of an animal in the phylum Mollusca, which includes snails, clams, tusk shells, and several other classes. Not all shelled molluscs live in the sea; many live on the land and in freshwater.
The evolution of the molluscs is the way in which the Mollusca, one of the largest groups of invertebrate animals, evolved.This phylum includes gastropods, bivalves, scaphopods, cephalopods, and several other groups.
The mollusks or molluscs are the large and diverse phylum Mollusca. Subcategories. This category has the following 20 subcategories, out of 20 total. ...
Mollusks have soft bodies composed almost entirely of muscle, boast a well-organized nervous system, and usually are protected by a shell. Those lacking a shell, like squid, come from lineages ...
Molluscs can also carry angiostrongyliasis, a disease caused by the worms of the Angiostrongylus spp., which can occur after voluntarily or inadvertently consuming raw snails, slugs, other mollusks and even unwashed fruits and vegetables.
Florida’s marine life attracts people from all over the world — but what happens if someone gets too comfortable with the state’s natural wonders?