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2. Water vascular system - Wikipedia

   en.wikipedia.org/wiki/Water_vascular_system

   The water vascular system is a hydraulic system used by echinoderms, such as sea stars and sea urchins, for locomotion, food and waste transportation, and respiration. [1] The system is composed of canals connecting numerous tube feet. Echinoderms move by alternately contracting muscles that force water into the tube feet, causing them to ...

3. Odontaster validus - Wikipedia

   en.wikipedia.org/wiki/Odontaster_validus

   Odontaster validus in Tokyo Sea Life Park. Odontaster validus is an omnivorous scavenger and consumes anything it finds including carrion, detritus, the faeces of seals, red algae, bivalve shells, sponges, hydroids, other sea star, sea urchins, isopods, bryozoans, amphipods, crustacean larvae, ostracods, shrimps and diatoms. [2]

4. Denison Hydraulics - Wikipedia

   en.wikipedia.org/wiki/Denison_Hydraulics

   Denison Hydraulics is a publicly traded U.S.-based company (Stock Symbol:DENHY) that manufactures industrial hydraulic fluid power systems (hydraulic pumps, motors, valves and engineered systems [1]) and components and is headquartered in Marysville, Ohio. Denison is owned by Parker Hannifin.

5. Starfish - Wikipedia

   en.wikipedia.org/wiki/Starfish

   The water vascular system of the starfish is a hydraulic system made up of a network of fluid-filled canals and is concerned with locomotion, adhesion, food manipulation and gas exchange. Water enters the system through the madreporite, a porous, often conspicuous, sieve-like ossicle on the aboral surface. It is linked through a stone canal ...

6. Madreporite - Wikipedia

   en.wikipedia.org/wiki/Madreporite

   The water vascular system of the sea star consists of a series of seawater-filled ducts that function in locomotion and feeding and respiration. Its main parts are the madreporite, the stone canal, the ring canal, the radial canals, the lateral canals, and the tube feet. The sieve-like madreporite allows entry of seawater into the stone canal ...

7. A long-serving Democratic senator reflects on his narrow loss ...

   www.aol.com/bob-casey-looks-back-two-100000750.html

   Democratic Sen. Bob Casey is one of the longest-serving senators in Pennsylvania’s history. But his run of electoral success ended last month when he narrowly lost to Republican challenger Dave ...