Please follow the links provided below to reach to the bird and pet related articles:
http://lafeber.com/pet-birds/avian-expert-articles/
https://en.wikipedia.org/wiki/Bird-safe
http://www.allbirdproducts.com/articles/
http://www.petco.com/Content/ArticleList/List/12/4/Health.aspx
http://www.vetstreet.com/category/sitecontent/Exotic-Pets
http://pets.webmd.com/
http://www.veterinarypartner.com/
https://www.aaha.org/pet_owner/pet_health_library/default.aspx
https://www.aaha.org/pet_owner/about_aaha/resources/coloring_activity/default.aspx