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					 			      	Marine Mammal - Wikipedia, the Free Encyclopedia
					 			      	 
 Wikipedia's information about marine mammals. https://en.wikipedia.org/wiki/Marine_mammal
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					 			      	Marine Mammals - MarineBio.org
					 			      	 
 Marine mammals evolved from their land dwelling ancestors over time by developing adaptations to life in the water. To aid swimming, the body has become streamlined and the number of body projections has been reduced. http://marinebio.org/oceans/marine-mammals/
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					 			      	Aquatic Mammals - HowStuffWorks
					 			      	 
 Marine mammals such as whales and dolphins live primarily in the ocean and rely on the ocean for food. Learn more about marine mammals at HowStuffWorks. http://animals.howstuffworks.com/mammals/marine-mammals.htm
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					 			      	How Can Sea Mammals Drink Saltwater? - Scientific American
					 			      	 
 Marine biologist Robert Kenney of the University of Rhode Island offers the following explanation for how sea mammals are able to drink saltwater. http://www.scientificamerican.com/article/how-can-sea-mammals-drink/
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					 			      	Breathing (marine mammals)
					 			      	 
 In depth analysis of the ways marine mammals are able to live underwater, their unique way of holding their breath for so long, and how it compares to other mammals. http://what-when-how.com/marine-mammals/breathing-marine-mammals/
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					 			      	Oxygen Mystery: How Marine Mammals Hold Their Breath
					 			      	 
 Study solves the mystery of one of the most extreme adaptations in the animal kingdom: how marine mammals store enough oxygen to hold their breath for up to an hour. http://www.bbc.com/news/science-environment-22853482
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					 			      	Going Aquatic: Cetacean Evolution
					 			      	 
 All cetaceans, including whales, dolphins, and porpoises, are descendants of land-living mammals. How did these terrestrial ancestors morph over millions of years into the whales and dolphins we are so familiar with today? http://www.pbs.org/wnet/nature/ocean-giants-going-aquatic-cetacean-evolution/7577/
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					 			      	Aquatic Mammals - World Association of Zoos and Aquariums
					 			      	 
 Find information on various marine mammals include dolphins, sea lions, seals, manatees, and walrus. http://www.waza.org/en/zoo/visit-the-zoo/aquatic-mammals-1254385523
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					 			      	Aquatic Mammals (Animal Atlas) - YouTube
					 			      	 
 In this episode of 'Animal Atlas' - Narrated by Eric Schwartz, we'll take a look at the rare mammals that live in the ocean, such as dolphins and whales, and how their food and environment make them appear and act unique. https://www.youtube.com/watch?v=AsNxga2b-Uc
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					 			      	The Marine Mammal Center
					 			      	 
 Our mission is to expand knowledge about marine mammals - their health and that of their ocean environment and to inspire their global conservation. http://www.marinemammalcenter.org
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					 			      	7 Oddball Aquatic Mammals We Love - Mental Floss
					 			      	 
 There are over 100 species of marine mammals in the world, and most of them have as much cool stuff going for them as any old Moby Dick. http://mentalfloss.com/article/30531/7-oddball-aquatic-mammals-we-love
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					 			      	Marine Mammals, NOAA Fisheries
					 			      	 
 All marine mammals are protected under the Marine Mammal Protection Act (MMPA). Some marine mammals may be designated as "depleted" under the MMPA. Endangered and threatened marine mammals are also protected under the Endangered Species Act (ESA). Stocks of marine mammals may also be considered "strategic" under the MMPA. http://www.nmfs.noaa.gov/pr/species/mammals/