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JAVMA News

Simulation study compares cat population reduction methodsFrom free-roaming cats to ‘pit bulls,’ behavioral research takes aim at homelessness

By Susan C. Kahler

Reducing the size of free-roaming cat populations is the ultimate goal of a study on a new formulation of GonaCon. It is hoped that the immunocontraceptive injection may have an even longer efficacy period in female cats than an earlier formulation. The cats are being studied in a colony-type setting. (Photo by Valerie Benka for ACC&D)

Is a temporary, nonsurgical contraceptive for free-roaming cats worth pursuing? How would it compare with trap-neuter-return or with cat