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bivalves    音标拼音: [b'ɑɪv,ælvz]
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  • Bivalvia - Wikipedia
    As a group, bivalves have no head and lack some typical molluscan organs such as the radula and the odontophore Their gills have evolved into ctenidia, specialised organs for feeding and breathing
  • bivalve - Encyclopedia Britannica
    bivalve, (class Bivalvia), any of more than 15,000 species of clams, oysters, mussels, scallops, and other members of the phylum Mollusca characterized by a shell that is divided from front to back into left and right valves The valves are connected to one another at a hinge
  • What is a bivalve mollusk? - NOAAs National Ocean Service
    As filter feeders, bivalves gather food through their gills Some bivalves have a pointed, retractable "foot" that protrudes from the shell and digs into the surrounding sediment, effectively enabling the creature to move or burrow
  • Bivalves - Types, Examples, Characteristics, Anatomy, Diet, Habitat
    Bivalves are a group of freshwater and marine mollusks with bilaterally symmetric and laterally compressed bodies encased in a characteristic two-part shell They belong to the class Bivalvia, a term coined by Linnaeus (1758) from two Latin words, bis (two) and valvae (leaves of a door)
  • Bivalve Mollusks - Characteristics, Habitat, and Examples - thedailyECO
    Whether they inhabit freshwater lakes or salty oceans, bivalves play a crucial role in their ecosystems In this article by thedailyECO, we delve into what bivalve mollusks are , where they live, how they reproduce, and many other fascinating characteristics
  • What Are Bivalves? 5 Examples of These Amazing Creatures
    Bivalves are a type of mollusk They are part of the class Bivalvia inside the phylum Mollusca These animals are classified by a two-part hinged shell that is hard This shell covers an invertebrate, usually one that has a very soft body The shells are often round or oval
  • Class Bivalvia: The Wonders of Bivalves | Earth Life
    Bivalves can be extremely numerous where they occur, and they are widely spread throughout the marine ecosystem, especially the intertidal and sublittoral zones Because they are diverse and common, bivalves are an extremely important part of the balance of many marine ecosystems
  • Bivalve - New World Encyclopedia
    Bivalvia ("two valves") refers to the fact that most members of this group have two-part calcareous shells, or valves, that are hinged and more or less symmetrical
  • Bivalves (pelecypods, clams, etc. ) - University of Kentucky
    Bivalves (also called pelecypods) are clam and clam-like, shelled invertebrate (lacking a backbone) animals Bivalves are a class of mollusk with two valves, which is where they get their name (“bi” means two in Latin)
  • Clams, Mussels, Oysters, Scallops: A Guide to Bivalve Mollusks
    Heterodonta is a subclass of bivalves that burrow, including clams Pteriomorphia is a subclass of bivalves that attach to rocks, including oysters (order Ostreoida, family Ostreidae), scallops (order Ostreoida, family Pectinidae) and mussels (order Mytiloida)





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