In Defence of Animals: Cosmetic Surgery Facts
- Article by Jean Hofve, outlining the issues of tail docking, ear cropping, and debarking or dogs, and declawing of cats.
- http://www.idausa.org/facts/cossurgery.html

Vet4Petz.com: Cosmetic Surgery
- Information about ear cropping, debarking, and tail docking and alternatives. Ask the Vet Q&A.
- http://www.vet4petz.com/articles/cosmetic_surgery.htm

SF Gate: Pooch Gets New Type Of Implants
- An article by Chip Johnson about the first dog to get silicone testicles.
- http://www.sfgate.com/cgi-bin/article.cgi?file=/chronicle/archive/1998/07/16/MN15647.DTL

To Crop or Not to Crop?
- A Boxer breeder presents the pros and cons of the procedure.
- http://www.cinemaboxers.com/croppinginfo.htm

Stop the Crops
- Opposition to cosmetic alterations and surgery, including an overview of practices in different countries, affected breeds, references, and advocacy suggestions.
- http://www.bloomington.in.us/~stopcrop/index.html

Animal Crackers: Cosmetic Surgery
- From the University of Pennsylvania's veterinary school's publication, a brief article with an overview of the controversy and the procedures.
- http://www.vet.upenn.edu/comm/publications/bellwether/39/crackers.html