Websites:

http://www.nhptv.org/natureworks/

http://www.kidzone.ws/animals/monarch_butterfly.htm

http://www.gpnc.org/barred.htm

http://www.tpwd.state.tx.us/fish/infish/species/lge/lge.htm

http://www.mackers.com/crayfish/

http://museum.gov.ns.ca/mnh/nature/frogs/north.htm

http://www.fcps.k12.va.us/StratfordLandingES/Ecology/mpages/eastern_painted_turtle.htm

http://jajhs.kana.k12.wv.us/vwv/animal/rep_amph/egartersnake.htm

http://www.enature.com/guides/select_Mammals.asp

http://www.fcps.k12.va.us/StratfordLandingES/Ecology/mpages/eastern_gray_squirrel.htm

http://yahooligans.yahoo.com/content/animals/mammals/

Software:

Sammy's Science House (1994) Edmark Corporation