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Unformatted text preview: gets rid of urine and carbon dioxide through their gills. Fish essentially urinate with every breath. A bear releases waste when they take a breath. However, unlike the grasshopper they do not release solid and liquid all at once. Bears can choose to one or the other. Both the fish and the bear have alimentary canals ending in the anus from where the solid waste is eliminated. They also have a kidney for the elimination of nitrogenous waste. While each organism eliminates their waste in different ways the main objective is to ride their bodies of any harmful or built up waste....
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- Spring '09