All of the following short articles were written by Daniel Estep,
Ph.D. and Suzanne Hetts, Ph.D. Certified Applied Animal Behaviorists.
They were first published in the Rocky Mountain News, Denver, CO.
Any reproduction of or quotation from any of these articles must
cite both the authors and the Rocky Mountain News.
All articles are PDF files which require Acrobat Reader to open.
If you cannot view the files,
download the free Acrobat Reader.