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					 			      	Sperm Whale - Wikipedia, the free encyclopedia
					 			      	 
					                  	The sperm whale, or cachalot, is the largest of the toothed whales and the largest toothed predator.
					                  	https://en.wikipedia.org/wiki/Sperm_whale
					 			         
					                  
						          
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					 			      	Sperm Whales, Physeter macrocephalus - MarineBio
					 			      	 
					                  	Find out what's known about Sperm Whales, Physeter macrocephalus, Mammalia, Cetartiodactyla, Physeteridae, including their world range and habitats, feeding behaviors, life history, ecology, reproduction, and conservation status.
					                  	http://marinebio.org/species.asp?id=190
					 			         
					                  
						          
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					 			      	Sperm Whale  - Physeter macrocephalus - ARKive
					 			      	 
					                  	Learn more about the Sperm whale - with amazing Sperm whale videos, photos and facts on ARKive
					                  	http://www.arkive.org/sperm-whale/physeter-macrocephalus/
					 			         
					                  
						          
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					 			      	ADW: Sperm Whale - Physeter catodon
					 			      	 
					                  	Above weights are given for mature male giant sperm whales. Females only weigh about 1/3 as much as males.
					                  	http://animaldiversity.org/accounts/Physeter_catodon/
					 			         
					                  
						          
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					 			      	BBC Nature - Sperm Whale Videos, News and Facts
					 			      	 
					                  	The mighty sperm whale is a multiple record-breaker.
					                  	http://www.bbc.co.uk/nature/life/Sperm_whale
					 			         
					                  
						          
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					 			      	Sperm Whale (Physeter Macrocephalus) - A-Z Animals
					 			      	 
					                  	The sperm whale is one of the world's water giants and is found in ocean waters worldwide.
					                  	http://a-z-animals.com/animals/sperm-whale/
					 			         
					                  
						          
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					 			      	Sperm Whale - Mammal - Britannica
					 			      	 
					                  	Sperm whale (Physeter catodon), also called cachalot,  the largest of the toothed whales, easily recognized by its enormous square head and narrow lower jaw.
					                  	http://www.britannica.com/animal/sperm-whale
					 			         
					                  
						          
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					 			      	Sperm Whaling - Wikipedia, the free encyclopedia
					 			      	 
					                  	Sperm whaling is the hunting of sperm whales for a substance called spermaceti which was used in cosmetics, leatherworking, and lubricants.
					                  	https://en.wikipedia.org/wiki/Sperm_whaling
					 			         
					                  
						          
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					 			      	The Wonders of the Seas - Sperm Whales
					 			      	 
					                  	Sperm whales are the largest toothed whales on the planet.
					                  	http://www.oceanicresearch.org/education/wonders/spermwhales.htm
					 			         
					                  
						          
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					 			      	Physeter macrocephalus (Sperm Whale)
					 			      	 
					                  	Find population statistics and information about Sperm Whales from IUCN Red List of Threatened Species.
					                  	http://www.iucnredlist.org/details/41755/0
					 			         
					                  
						          
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					 			      	Description, Diet, and More of the Sperm Whale - NWF
					 			      	 
					                  	A large male may grow to more than 60 feet, females up to about 40 feet.
					                  	https://www.nwf.org/Wildlife/Wildlife-Library/Mammals/Sperm-Whale.aspx
					 			         
					                  
						          
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					 			      	Sperm Whale Pictures and Facts - National Geographic
					 			      	 
					                  	Learn all you wanted to know about sperm whales with pictures, videos, photos, facts, and news from National Geographic.
					                  	http://animals.nationalgeographic.com/animals/mammals/sperm-whale
					 			         
					                  
						          
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					 			      	Sperm Whale Facts - Whale Facts
					 			      	 
					                  	The sperm whale is a large toothed whale that is part of the cetacean species.
					                  	http://www.whalefacts.org/sperm-whale-facts/
					 			         
					                  
						          
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					 			      	Pygmy Sperm Whale Information - NOAA
					 			      	 
					                  	Pygmy sperm whales are small members of the toothed whale group.
					                  	http://www.nmfs.noaa.gov/pr/species/mammals/whales/pygmy-sperm-whale.html
					 			         
					                  
						          
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					 			      	Sperm Whale Classification and Distrobution - WDC
					 			      	 
					                  	Physeter macrocephalus species guide, facts and images. The largest toothed whale in the world, the sperm whale was once hunted for its oil.
					                  	http://us.whales.org/species-guide/sperm-whale