Island Breath: Wonders of Nature: Narwhal Tusk
- Article and diagrams detailing the purpose and anatomy of the tooth.
- http://homepage.mac.com/juanwilson/islandbreath/%20Year%202005/a05-09-science/0509-10narwhaltusk.html

National Geographic: Narwhal
- Video, sounds, fact sheet, distribution map, and wallpaper image.
- http://www3.nationalgeographic.com/animals/mammals/narwhal.html

Wikipedia: Narwhal
- An encyclopedic definition of habitat, history and culture; additional resources and pictures.
- http://en.wikipedia.org/wiki/Narwhal

Narwhal.Info
- Question and answer forum, photographs, clipart, and international stamps.
- http://www.narwhal.info/

Narwhale Whales
- Introduction providing pictures, additional links, and conservation notes. [May not be fully compatible with all browsers]
- http://www.narwhal-whales.com/

Narwhal Tusk Discoveries
- Field research examining the purpose and function of the narwhal tooth; legends, lore, and international history related to the tusk.
- http://www.narwhal.org/

Ice Unicorn: The Narwhal Expedition
- Research project to assess their populations in Northern Canada; development of a photo-identification method; whale sound recordings.
- http://whitelab.biology.dal.ca/mm/project.html

Convention on Migratory Species: Monodon monoceros, Narwhal
- Population, migration, habitat, biology; scientific details and threats to the species.
- http://www.cms.int/reports/small_cetaceans/data/M_monoceros/m_monoceros.htm