The internet is full of information about animal care, health and welfare.
I have found these sites to be valuable sources of information about pet health and welfare, adoptions, grief counseling and just general topics for pets, and I've also included a list of local links you may find interesting.
All Sorts of Stuff About All Kinds of Pets
Pawprints the Magazine
Pittsburgh Pet Connection
Western Pennsylvania Humane Society (WPHS)
Animal Rescue League (ARL)
Animal Friends (AFI)
Good Grief Center
Custom Portraits and Animal Sympathy Cards, Bernadette Kazmarski, animal artist
Southwest Communities Chamber of Commerce
Warchol Funeral Home
Chartiers Valley Patch