Cardinals

• Science: Biology: Plants and Animals: Animalia: Chordata: Aves: Passeriformes 

• All About Birds: Cardinals, Grosbeaks, and Allies  - Lists the species found in North America including Tanagers, the Northern Cardinal, Grosbeaks, Buntings, and the Dickcissel, with identification guides, photographs, sound files and life histories.
• Animal Diversity Web: Family Cardinalidae  - A series of photographs of the various species of cardinals, grosbeaks, buntings, a pyrrhuloxia, streaked saltator, and dickcissel, plus sound files and classification details.
• Audubon Guides: Lazuli Bunting - Passerina amoena  - Photographs, range map, description and voice, plus links to similar species.
• Cardinal Bird  - Basic information, a series of questions and answers, and videos.
• Greg Lasley: The Painted Bunting  - Photographer provides a gallery of pictures featuring the Painted Bunting (Passerina ciris), and a brief introduction.
• The Internet Bird Collection: Saltators, Cardinals and Allies  - Provides statistics for the family Cardinalidae, a list of species with common and scientific name, and an indication of holdings of photographs, videos, and sound files.
• National Geographic: Cardinal  - Picture of the Cardinal, or redbird (Cardinalis Cardinalis), with a size guide, quick facts and a short article.
• USGS: Rose-breasted grosbeak - Pheucticus ludovicianus  - Identification tips, photographs, life history, song and call, and life history.