2. Examples would be octopus, cuttlefish, nautilus and. squid. ... 4. Nautiluses have an external shell, squid and cuttlefish. have an internal shell ...
MOLLUSKS Clams, snails, slugs, chitons, octopuses 2nd only to arthropods in # of species Main characteristics of Mollusks Soft body usu. covered by calcium carbonate ...
Mollusks Section 27 4 This section describes the defining features of mollusks. It also describes the basic mollusk body plan and the characteristics of the three ...
Mollusks A soft bodied animal with an internal or external shell Evidence in the larval stage Trochophore is the name of the larva which every mollusk has.
Chapter 35 Section 1 Molluska Characteristics of Mollusks Some are filter-feeders while others are fast-moving predators with complex nervous systems Coelomates- true ...
Herbivores: scrape food with radula. Predators: poisonous dart to swallow prey whole ... No distinct head region or radula. Filter feeders. Sperm & egg released ...
Mollusks. Hydroskeleton. Live in water and in damp land enviroments. Those that live in water have gills. Most have hard shells that cover a soft body ...
All other then cephalopods. Visceral mass holds most internal organs. Sight ... Many have protective. ink. Cephalopod Characteristics con't: Siphon (aka funnel) ...
Title: PowerPoint Presentation Author: Michelle Miliefsky Last modified by: Michelle Smith Created Date: 1/31/2003 4:24:26 PM Document presentation format
What is an arachnid? Arthropod with two body sections, four pairs of legs, and no antennae ... Arachnids. Centipedes and millipedes. Six legs, three body ...
Phylum Molluska Mollusks Non-segmented Bodies Next to Insects, Most Successful Animal Mollusks are widespread One of the most successful of all animal phyla.
Phylum Molluska. Over 50,000 species. Coelomate, Protostomes, Bilaterally symmetrical ... Cuttlefish and octopi may communicate by skin coloration. Cephalopod ...
Worms and Mollusks CHAPTER 27 Leeches Class Hirudinea External parasites that suck the blood and body fluids of their host Polychaetes Class Polychaeta Contains ...
Most Mollusks have shells & Echinoderms have spiny skeleton MOLLUSKS ARE SOFT-BODIED ANIMALS MOLLUSKS SHOW A RANGE OF ADAPTATIONS ECHINODERMS HAVE UNUSUAL ADAPTATIONS
Mollusks have well developed head with mouth and sensory organs. Mollusk shells have several layers, the inside layer is the smoothest and thickest. ...
Another characteristic of the mollusk body plan is a muscular foot. ... In addition, a mollusk's soft body parts are covered by a skinlike tissue called ...
MOLLUSKS: Section 27 1 Slugs, snails, and animal that once lived in shells in the ocean or on the beach. Phylum Mollusca Oysters and mussels live firmly attached ...
... (live in almost all marine environments) is the bulk of the annelid group but the other two groups are most familiar for humans Have three body regions ...
Chapter 27: Mollusks and Annelids Section 1: Mollusks Mollusks Phylum Mollusca Evolved in the sea more than 600 million years ago More than 100,000 mollusk species ...
Mollusks are soft-bodied animals with a hard protective covering. There are many types of mollusks, including clams, oysters, snails, squid and octopi.
Animal Notes III-Mollusks and Review I Mollusks (Phylum Mollusca) Soft-bodied animals Most are covered by a hard shell (others not) Have a head, foot, and a mass of ...
Mollusks Arthropods Insects Insect Ecology Echinoderms Characteristics of Mollusks Although they don t look much alike at first, a snail, a clam, and a squid have ...
Chapter 2: Mollusks, Arthropods, and Echinoderms I. Mollusks A. Characteristics of Mollusks 1) Body Structure 2) Circulatory System 3) Obtaining Oxygen Eating 2 ...
Chapter 27 Review Mollusks and Annelids Charles Page High School Dr. Stephen L. Cotton Chapter 27 Review Mollusks and Annelids The gills of a clam are located in the
... drill through the shells of other animals, then swallow the soft tissues inside ... Can swallow as much as 10 times it's weight in blood. Section 27-2. Annelids ...
Source: Fisheries of the United States, National Marine Fisheries Service. FAS, USDA ... Source: Global Trade Atlas. World Exports of Mollusks and Crustaceans ...
Marine, freshwater, and terrestrial habitats. ... Jet-propulsion system. Muscle contractions. Forces water out through narrow funnel. Cuttlefish and squid very motile.
... Digestive system includes a crop & gizzard for grinding food taken from soil Closed circulatory system includes 5 pair of hearts Reproductive system includes ...
with layers of nacre the mineral substance that fashions the mollusk's shells. ... 'pearl farmer' embeds a grain of sand into the mollusk. How Are Pearls Made ? ...
Chapter 16 Invertebrates II Mollusks, Arthropods, and Echniderms Mollusks Mollusks are animals such as clams, snails, slugs, and octopuses. Phylum Mollusca has the ...