Purina: Litter Box Basics - http://www.purina.com/cats/behavior.asp?article=123
Tips to keep your cat satisfied with its litter box. Choosing and placing the litter box, filler information, litter box cleaning and disposing of litter. |
Purina: Spraying - http://www.purina.com/cats/behavior.asp?article=118
Explanation of reasons for spraying with treatment suggestions and possible related health problems. |
Wendy Blount DVM: Urine Marking - http://wendyblount.com/encycEntry.cfm?ENTRY=16&COLLECTION=EncycIllness&MODE=full
Article about spraying by Dr. Wendy Blount. |