Zoos of the World
- Links to zoos and conservation sites organized by country.
- http://www.zoos.org/

The Good Zoo Guide Online
- Provides descriptions and information on zoos worldwide. Public can contribute to the guide reviewing and adding zoos to the online database.
- http://www.goodzoos.com/

Zoos Worldwide
- An extensive list of zoos, aquariums and wildlife parks worldwide.
- http://www.zoos-worldwide.de/

Petting Zoo Directory
- Petting zoos are listed by state or country and then city with short descriptions and links. Also has information about setting up a petting zoo and animal quizzes.
- http://www.pettingzoofarm.com

Global Zoo Directory
- The Conservation Breeding Specialist Group provides the names and contact information for zoos around the globe.
- http://www.cbsg.org/directory/

Fish Link Central: Public_Aquariums
- Links to public aquariums worldwide.
- http://www.fishlinkcentral.com/links/Public_Aquariums/