Vertebrate Adaptations For Terrestrial Life

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Issue:

Science

 

Written by:

John S

 

Date added:

May 4, 2011

 

Level:

University

 

Grade:

A

 

No of pages / words:

3 / 621

 

Was viewed:

468 times

 

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Essay content:

For each problem, explain a physiological of structural solution. Four problems faced by animals on land are breathing (respiration), water conservation in excretions, successful reproduction, and the producing an egg which can survive outside of the water. All animals need to respire, but I have no idea why...
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Maybe you would like to answer that? Aquatic animals use gills, which are outgrowths from the body which increase surface area over which gas exchange can occur. Inside the gills of aquatic animals, the circulatory system removes oxygen, and delivers waste carbon dioxide. Land vertebrates have developed a different approach to the problem of gas exchange, as water is not present in all of the terrestrial environment...
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