Brown Jay (Cyanocorax morio)
- Learn about this bird's habitat, range, and status. Includes a photo and sound file.
- http://www.worldbirdingcenter.org/bird_info/brown_jay.phtml

Green Jay (Cyanocorax yncas)
- Range, physical traits, and natural history of this bird. Includes photos.
- http://animaldiversity.ummz.umich.edu/site/accounts/information/Cyanocorax_yncas.html

White-naped Jay (Cyanocorax cyanopogon)
- Photos plus brief description of habitat, diet, and behavior.
- http://www.arthurgrosset.com/sabirds/white-napedjay.html

Yucatan Jay (Cyanocorax yucatanicus)
- Provides photos, videos, and sound files for this bird.
- http://www.mangoverde.com/birdsound/spec/spec189-16.html