What's Wrong with Circuses and Rodeos?
From an Animal Rights FAQ (Animals in Entertainment). David Pearce. Brighton, UK.

Circuses.com
Factsheets, Kids' Corner, the animals, circus travel schedules, description of the unnatural lives circus animals live, and what you can do. Part of the PETA family of sites.

NAIA - Animals in Education and Entertainment
Includes articles about bans on circus animals. From The National Animal Interest Alliance. Oregon, US.

IDA - Circus Facts
Travel, pain and public safety issues. From In Defense of Animals. California, US.

RSPCA - Help End the Use of Wild Animals in Circuses
Lobbying materials. 1998. Australia.

Animal Defenders: Animal Circuses
Small section about their campaign to ban them. London, UK.

Stop the Circus Cruelty
Online resource center dedicated to the campaign of banning the use of animals in circuses. USA.

HSUS - Circuses
Collection of articles with reasons to oppose circuses using wild animals. From Humane Society of the United States. Washington DC, US.

PRCA - Animal Welfare
Explains animal rights vs. animal welfare, animal welfare standards, publications and life on the ranch. From the Professional Rodeo Cowboys Association.

Outlaw the Animal Circus
Outlines incidents of circus animal cruelty, undercover investigations, photo gallery and a campaign to ban the exhibition of animal circuses. Based in Australia.