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The Somniosidae are a family of sharks in the order Squaliformes. They are commonly known as sleeper sharks,^[1] because of their slow swimming. They have a low activity level, and seem to have a non-aggressive nature.^[2]^[3]

References

↑ Froese, Rainer, and Daniel Pauly, eds. (2011). "Somniosidae" in FishBase. February 2011 version.
↑ Erin McCarthy (December 18, 2014). "7 Cool Facts About Greenland Sharks". MentalFloss.com. Retrieved August 17, 2016.
↑ Bruce A. Wright (December 8, 2000). "Sleeper Sharks not so sleepy". Arctic Science Journeys, University of Alaska Fairbanks. Retrieved August 17, 2016.

[1] Froese, Rainer, and Daniel Pauly, eds. (2011). "Somniosidae" in FishBase. February 2011 version.

[2] Erin McCarthy (December 18, 2014). "7 Cool Facts About Greenland Sharks". MentalFloss.com. Retrieved August 17, 2016.

[3] Bruce A. Wright (December 8, 2000). "Sleeper Sharks not so sleepy". Arctic Science Journeys, University of Alaska Fairbanks. Retrieved August 17, 2016.

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