Good sources of dietary fiber include: 1  Beans and legumes. 2  Fruits and vegetables, especially those with edible skin (for example, apples, corn and beans) and those with edible seeds (for example, berries). 3  Whole grains such as:  Whole wheat pasta.
Examples of invertebrate animals are: slugs, snails, bugs, earthworms, spiders, lobster, starfish, crabs, squid, barnacles, scorpions, sponges, anything without vetabrate/spine/backbone.
There are over 50,000 known species of Mollusks, which makes them second only to the Arthropods in invertebrate phylum size. Among the Mollusks are some of the most well known of invertebrate sea creatures, like snails, clams, mussels, squid, and octopods.ollusks usually have a shell (although some do not). 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. The mantle encloses the mantle cavity which contains the Ctenidia (gills), anus and excretory pores.