http://www.ansci.umn.edu/poultry/Youth/4h-enrichment.htm
http://www.backyardchickens.com/links.html
http://ulisse.cas.psu.edu/4hembryo/index.html
http://www.urbanext.uiuc.edu/eggs/res00-index.html
http://www.umaine.edu/umcecumberland/embryology.htm
http://anatomy.med.unsw.edu.au/cbl/embroyo/otheremb/chicken.htm
http://lancaster.unl.edu/4h/embryology/embroyo.htm
http://www.ikan.k12.il.us/engaged/chick_embryology.htm
http://www.opcsd.wnyric.org/Library/middleschool/subject/embryology.html
http://4h.ifas.ufl.edu/curriculum/projects/animal_sci/PO_EMpubs.htm
http://www.ansci.cornell.edu/4H/iande.html
http://www.urbanext.uiuc.edu/eggs/res01-planning.html
http://www.ulb.ac.be/sciences/biodic/elmoiseau0002.html
http://www.msstate.edu/dept/poultry/avainemb.htm#form
http://chickscope.beckman.uiuc.edu/explore/embryology/
http://www.imagequest3d.com/pages2/embryology/
Research
http://spuds.lpl.arizona.edu/chickscope
http://www.an.psu.edu/jxm57/chicklab/authors.html
http://www.publish.csiro.au/journals/rfd/SRBastracts/200i/Ab3.pdf
http://www.agriculture.utk.edu/ansci/poultry/links.htm
http://pa4h.cas.psu.edu/embryology.html
http://www.urbanext.uiuc.edu/eggs/
http://anatomy.med.unsw.edu.au/cbl/embryo/Embryo.htm
Instructional Resources
http://www.ouboces.org/MSTgrant2/CONTENT/embryology.html
http://www.national4-hheadquarters.gov/excellence/1998/ls_4hag.htm
http://www.shermanisd.net/Instruction/december_2002_sites.htm
