Published overviews
These publications provide interesting overviews of vegetarian companion animal diets, and of a large number of meat-based and vegetarian diets, respectively.

Meat-based and vegetarian canine and feline diets

Knight A (2015). Vegan animal diets: facts and myths.

A summary published on the Vegan Society website.

Knight, A. & Leitsberger, M. (2016). Vegetarian versus meat-based diets for companion animals. Animals 6, 57. 20 pp. (645 kb).

A review of the existing evidence concerning the nutritional soundness of vegetarian and meat-based diets for cats and dogs, and the health status of both groups. Additional information is sourced from the manufacturers of vegetarian companion animal diets. This lengthy article provides the most comprehensive peer-reviewed examination of these topics, as of Sep. 2016.

Vegetarian canine and feline diets

Knight A (2008). Fishy business? Lifescape; May: 74-76.
Download (1.2 mb).

A humorous, thought-provoking examination of the controversial issue of vegan diets for cats and dogs. Includes a discussion of the health hazards and benefits of meat-based and vegan diets, a discussion of natural feeding behaviour, and advice for guardians of vegan animals on safeguarding their health.

All companion animal diets

Brown K (2010; Mar. - Apr.). A nation of animal lovers? Ethical consumer 12-75.
Download (1.9 mb).