The molluscs or mollusks [note 1] / ˈ m ɒ l ə s k s / compose the large phylum of invertebrate animals known as the Mollusca. Around 85,000 extant species of ...
Mollusks were among the first inhabitants of the Earth. Fossils of mollusks have been found in rocks and date back over 500 million years.
Vital organs: reduce, reuse, recycle. Mollusks are very efficient in the use of their body parts. They never settle for one function when an organ could serve two or ...
Mollusks also have an extension of the body wall called the mantle. This portion of the animal's anatomy is responsible for secreting the shell.
Define mollusk: biology : any one of a large group of animals (such as snails and clams) that have a soft body without a backbone and that usually live ...
Mollusk, also spelled mollusc, any soft-bodied invertebrate of the phylum Mollusca, ... The mollusks have adapted to all habitats except air.
Mollusks are a group of invertebrates that includes squids, octopuses, cuttlefishes, nudibranchs, snails, slugs, limpets, mussels, and many more.
The mollusks and echinoderms show the least disposition for it, and the platodes, vermalia, and articulates the most.
But mollusks also have some things that segmented worms don't have. Many mollusks have shells made of calcium to protect them. Most mollusks still live in the ocean ...
Mollusks include gastropods (snails and shellfish), slugs, octopuses, squids, and the extinct ammonites. Mollusks appear in the fossil record in the early Cambrian ...