Referencias
Animals, a visual encyclopedia. Smithsonian. 2012. Pp. 280-283.
World of animals. Book of predators. Imagine publishing, 2014. Pp. 154-156, 158.
Hillyard. The Private Life of Spiders. New Holland Publishers, 2007.
Foelix, Rainer. Biology of Spiders. Oxford University Press, 2010.
Enciclopedia del mundo animal. Parragon, 2013. Pp. 222-223.
Alderton, David. The encyclopedia of animals. Chartwell books, Inc., 2009. Pp. 32, 33.
Wise, David H. Spiders in Ecological Webs. Cambridge University Press, 1995.
http://www.doh.wa.gov/CommunityandEnvironment/Pests/Spiders
http://video.nationalgeographic.com/video/tarantula_goliath
http://www.cdc.gov/niosh/topics/spiders/
http://news.nationalgeographic.com/news/2004/06/0623_040623_spiderfacts_2.html