ZoologyMarcon E. Soto Telemaco

845-07-8500

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Amoeba Proteus is a protistan found in ponds and streams. It often occurs on the undersides of plant leaves and among diatoms and desmids. Amoeba feeds on bacteria, small algae, and small protistan.

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Scypha, sponges with a skeleton consisting of many small spicules made of cabonate embedded in a loose, jellylike matrix. Class Calcarea

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Aurelia is a common,widely distributed marine medusa, or jellyfish. Large specimens may reach 30 centimeters (12 inches) in diameter. Class Scyphozoa.

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Ascaris lumbricoides is a large roundworm parasite found in the humans. An estimated 25 percent of the world population is infected with this intestinal parasite. Adult female worms can reach 18 inches in length (males are usually shorter).

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Squid are large, swift-moving, and highly specialized moluscs. They exhibit a well-developed nervous system, complex sense organs, and sophisticated patterns of behavior.

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Earthworms are terrestrial annelids that typically live in tunnels they burrow in the soil. Internally, they demonstrate many features typical of the Annelida, and they are the most commonly studied representatives of the phylum.

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Periplaneta americana is the largest of three most common cockroaches in North America and Europe.It is called the American cockroach even though the species appears to have originated in Africa and was subsequently introduced into all parts of the world.

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Sea Cucumber are soft-bodied echinoderms with many tiny plates or ossicles embedded within a leathery body wall. They are dorsoventrally elongated and lie on their sides.

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Sharks, skates, rays, and chimaeras are ancient fishes with a cartilaginous endoskeleton, biting jaws, paired appendages and a tough, leathery skin that is usually covered with placoid scales.

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Frogs are the most commonly studied representatives of the class Amphibian, Subphylum Vertebrata, Phylum Chordata

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The fetal pig is often chosen for study as a representative mammal because it contains organs and organ systems typical of most mammals.

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Among the distinguishing features of mammals (Class Mammalian), are a body surface covered with hair, an integument (skin) with mammary and other types of glands, a skull with two occipital condyles , seven cervical (neck) vertebrae ,teeth borne on bony jaws, movable eyelids and fleshy external ears (pinnae), a four- chamber heart, a persistent left aorta, and a muscular diaphragm separating the thoracic anda abdominal cavities

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