How do armadillos roll into a ball?

By: Cristen Conger

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  • "Armadillos." The Humane Society of the United States." (Oct. 29, 2008)
  • Feldhamer, George A.; Thompson, Bruce Carlyle; and Chapman, Joseph A. "Wild Mammals of North America." JHU Press. 2003. (Oct. 29, 2008)
  • Lumpkin, Susan. "Strange Joints: Anteaters, Armadillos, and Sloths." Zoogoer. Smithsonian National Zoological Park. November/December 2007. (Oct. 29. 2008)
  • Mengak, Michael T. "Nine-Banded Armadillo." Warnell School of Forest Resources. University of Georgia. May 2005. (Oct. 29, 2008) %20Armadillo.pdf
  • Nowak, Ronald M. and Walker, Ernest Pilsbury. "Walker's Mammals of the World." JHU Press. 1999. (Oct. 29, 2008)