Crocodiles and Alligators
- Learn about general crocodile facts and learn some specifics of both the American crocodile and American alligator.
- http://www.fpl.com/environment/endangered/crocodiles_and_alligators_overview.shtml

Living Safely with Crocodiles
- Estuarine crocodiles were hunted nearly to extinction in northern Australia. Find out how people can learn to get along with them.
- http://www.mesa.edu.au/friends/croc_kit/croc_facts.htm

Nile Crocodile
- Includes information about the habitat, diet, life cycle, and behavior.
- http://animaldiversity.ummz.umich.edu/site/accounts/classification/Crocodylus_niloticus.html

Crocodile Communication
- Provides a range of calls from various species, from juveniles in distress, to threatening sub-adults, to mating calls.
- http://www.flmnh.ufl.edu/natsci/herpetology/brittoncrocs/croccomm.html

Alligators
- Offers information about the habitat, size, life cycle, and diet.
- http://www.nps.gov/ever/eco/gator.htm

Crocodilian Species List
- General and interesting facts on all 23 species of the crocodile with pictures
- http://www.flmnh.ufl.edu/natsci/herpetology/brittoncrocs/csl.html

Crocodile Photo Gallery
- Photographs of every living species of alligator, caiman, and crocodile.
- http://www.flmnh.ufl.edu/natsci/herpetology/crocs/crocpics.htm

Crocodiles
- A guide to crocodiles, with everything from their survival strategies to the basics on all 23 species. From the Nova series.
- http://www.pbs.org/wgbh/nova/crocs/

The Crocodile Files
- Information on crocodiles, how to tell them apart from alligators, and crocodile legends.
- http://www.oneworldmagazine.org/tales/crocs/index.html

American Crocodile
- Comprehensive information about the size, habitat, life span, diet, and appearance of the american alligator.
- http://www.kidsplanet.org/factsheets/american_crocodile.html