Search Results for: Mammals other than primates
calcareous shells, or valves, that are hinged and more or less symmetrical. pelecypoda ("hatchet-foot") refers to the common (but not always present) laterally compressed muscular foot, which when extended into sediment (sand or mud), can swell with blood and form a hatchet-shaped anchor (towle ). other
they have various levels of activities (some can even "swim" by jet propulsion) and not all are suspension feeders. many bivalves (clams, mussels, oysters, scallops, cockles) are important invertebrates for human consumption as well as key in food chains , being consumed by fish , birds , marine mammals...
https://www.newworldencyclopedia.org/entry/Bivalve