Mating and Reproduction in Archaster typicus Marine Invertebrates Different species of starfish have a multitude of different mating behaviors and reproduction methods. The Paper‚ “Mating Behavior and Reproductive Cycle of Archaster typicus‚” explores reproduction specifically in the starfish species Archaster typicus. It goes into detail about sex specific roles and what the exact processes are. The field studies were conducted in the intertidal zone of the sand beaches at Penghu‚ Taiwan in
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Butterfly cod What is a butterfly cod? Butterfly cods are spectacular fish with brilliant colouring and long defensive spiny fins. It is part of the scorpionfish family‚ but unlike other members of this family which often rely on camouflage for protection‚ they swim freely around coral reefs‚ leaving their venomous fins to give them 360 degree protection. They include the firefish (Pterois species) and lionfish (Dendrochirus species). What do they look like? Butterfly cod are characterised by
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Marine mammals also breathe air‚ and must come up to the surface of the water to breathe. They have small lungs in relation to their body size compared to humans to reduce problems of nitrogen building up in the blood caused by diving. They have to make sure no water gets into the gas exchange system‚ and gas exchange must occur efficiently. Marine mammals have to be able to hold their breaths for long periods of time while they are diving. Air enters the lungs through the trachea‚ which splits into
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SURVIVAL OF THE MARINE CORPS The Marine Corps historical characteristics after the Civil War could be based in part on survivability and the need for the Marine Corps to prove its worth to the United States as a Military Force. The Marine Corps part in the Civil War had been small and not altogether impressive. Both the Army and the Navy did not regard the Marine Corps as useful. This paper will in effect touch on the Marine Corps history from after the Civil War to World War I. It will then
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What it means to be Marine When did you decide that you wanted a change in your life? When did you want to step up and make a difference? What did it mean to you before you signed the dotted line and raised your right hand to take an oath? Was it worth it? Everyone has their own reason for doing what they do. Everyone has their motives for the decisions they make. Were all different and come from different backgrounds. Some of us from normal lives‚ some from more satisfied lives‚ and some from
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Coastal and Marine Degradation Coastal degradation Many beaches around the world are polluted by industrial and household waste. Rubbish of all kinds such as plastic bags‚ drink cans and bottles end up on the beaches. Many factories have been built along the coast so that they can dump their waste straight into the ocean. (http://www.skwirk.com) Causes and Effects of Coastal Degradation (http://wwf.panda.org) 1. Excess amount of sediments -many large rivers along the coast of the ecoregion
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PFC Tate Leading Marines When I read Leading Marines‚ I read about the many foundations of the Marine Corps‚ that you can be a follower to lead your peers‚ the distinction between leader and follower‚ that it takes common sense‚ leadership traits & principles to know exactly what to do and also to understand what it takes to be a Marine . Being a leader would take many forms under numerous conditions. Many ways for someone to lead would be to harness personal traits and what they learned
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Section 1: The definition of marine protected area varies with people‚ and in reality‚ it is a term used globally to describe an area of sea especially dedicated to the protection‚ coupled with maintenance of biological diversity‚ and of natural and associated cultural resources‚ and managed or reserved by legal or other effective means to protect part or all of the enclosed environment. In the U.S.‚ MPAs span a range of habitats including the open ocean‚ coastal areas‚ inter-tidal zones and estuaries;
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contrast to another service‚ the Army‚ which is logistically oriented toward more protracted engagement through location fortification‚ security establishment‚ and sustained fire projection of their forces from that position (Navy 28). Without the Marines‚ the Army would need to provide a specially trained‚ ready force in their stead. This all ties back to the essential and different tasks of the multiples branches of the military. It is important to note the United States naval maritime strategy
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go straight into the workforce while a small amount will join military forces. One of these military forces the Marines will be discussed in this essay. It will inform others on what it takes to be a Marine how to prepare‚ and how being in the Marines may be able to help further your education. This will also inform about what your options in the Marines are. The purpose of the Marines is to develop quality citizens as leaders. It also teaches people how to fight for the nation by land‚ air and
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