Moa Central
- Information on the moa, New Zealand's giant extinct bird.
- http://www.duke.edu/~mrd6/moa/index.html

Order Struthioniformes
- Introduction to the ratite taxonomic group, including ostriches, emus, cassowaries, and related flightless birds. Links to fact sheets and photos of individual species. From the Animal Diversity Web.
- http://animaldiversity.ummz.umich.edu/site/accounts/classification/Struthioniformes.html