Can manatees see underwater?

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What's the difference: seal or sea lion?

What's the difference: seal or sea lion?

From ears to fur, seals and sea lions may be related, but they certainly aren't the same. Prove your knowledge on these cousins at HowStuffWorks.

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  • Eliot, John L. "Manatee senses: Hair-raising." National Geographic. October 2002.
  • Goode, Erica. "Sleek? Well, No. Complex? Yes, Indeed." The New York Times. Aug. 29, 2006. (Aug. 26, 2008)
  • Griebel, U. and Schmid, A. "Color vision in the Manatee (Trichechus manatus)." Vision Research. Vol. 36, no. 17. 1996. (Aug. 26, 2008)
  • "Manatees." SeaWorld. (Aug. 26, 2008)
  • "Manatee Mortality Table." Florida Fish and Wildlife Conservation Commission. March 12, 2008. (Aug. 26, 2008)
  • Newman, Lucy A. and Robinson, Phyllis R. "The visual pigments of the West Indian manatee (Trichechus manatus)." May 2, 2006. (Aug. 26, 2008)
  • Powell, James. "Manatees: Natural History & Conservation." Voyageur Press. 2002. (Aug. 26, 2008)
  • Ripple, Jeff and Perrine, Doug. "Manatees and Dugongs of the World." Voyageur Press. 2002. (Aug. 26, 2008)
  • "Visual Acuity." Mote Marine Laboratory. (Aug. 26, 2008)
  • Wong, Kathleen. "The Hairy Senses of Manatees." Science Now. March 18, 2002.