1. 25-50 billion

4. painful & harmful

6. save them

7. computer simulation

8. reduction replacement refinement

10. unsafe

12. different bodies

18. put to sleep

19. animal lab

21. Works Cited Animal Lab. N.d. College of Veterinary Medicine. N.p., n.d. Web. 30 Apr. 2011.. C., Cher. Injected Cat. N.d. Care 2 Make a Difference. N.p., n.d. Web. 28 Apr. 2011.. Computer Simulation. N.d. Cornell University. N.p., n.d. Web. 28 Apr. 2011.. Human Animal Comparison. N.d. TL;DR. N.p., n.d. Web. 30 Apr. 2011.. Injected Monkey. N.d. About My Planet. N.p., n.d. Web. 28 Apr. 2011.. Injected Mouse. N.d. World Press. N.p., n.d. Web. 28 Apr. 2011.. Innocent Dog. N.d. Kongregate. N.p., n.d. Web. 28 Apr. 2011.. Innocent Rabbits. N.d. Soda Head. N.p., n.d. Web. 28 Apr. 2011..

22. Make-up Rabbit. N.d. Tripod. N.p., n.d. Web. 28 Apr. 2011.. Medicine. N.d. Jefferson County. N.p., n.d. Web. 30 Apr. 2011.. Monkey in Cage. N.d. Friend Burst. N.p., n.d. Web. 30 Apr. 2011.. Monkey Put to Sleep. N.d. Life on the Wicked Stage. N.p., n.d. Web. 30 Apr. 2011.. Pet Cemetery. N.d. N.p., n.d. Web. 27 Apr. 2011.. Stop Animal Testing. N.d. Photobucket. N.p., n.d. Web. 28 Apr. 2011.. Trapped Monkey. N.d. Nerdy Science Blog. N.p., n.d. Web. 28 Apr. 2011.. Tylenol. N.d. Belgam Outlet. N.p., n.d. Web. 30 Apr. 2011.. Vaccine. N.d. Organic Health. N.p., n.d. Web. 28 Apr. 2011.. Vaccine Woman. N.d. News Health. N.p., n.d. Web. 28 Apr. 2011..