Marine Mammal Biology By: Mandy Singer How many different jobs are there and what education is needed? ? I decided to do a report on Marine Mammal Biology. I have a deep interest in this subject and one day would like to pursue a career in Marine Mammal Biology. There are about 100 species of aquatic or marine mammals that depend on fresh water or the ocean for part or all of their life. These species include …showed first 75 words of 770 total…

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