I am doing a speech over spaying and neurting. And my main points consist of health benefits, better behaved pets, and overpopulation.

I need some more information, but some information from magazines or articles online can you recommend me some please?

Thanks!

I Googled spaying neutering. Take a look --

http://www.google.com/search?hl=en&ie=ISO-8859-1&q=spaying+neutering