1. Introduction: Centring animals within medical history -- 2. Doctors in the zoo : connecting human and animal health in British zoological gardens, c.1828-1890 / Abigail Woods -- 3. From coordinated campaigns to water-tight compartments : diseased sheep and their investigation in Britain, c.1880-1920 / Abigail Woods -- 4. From healthy cows to healthy humans : integrated approaches to world hunger, c.1930-1965 / Michael Bresalier -- 5. The parasitological pursuit : crossing species and disciplinary boundaries with Calvin W. Schwabe and the Echinococcus tapeworm, 1956-1975 / Rachel Mason Dentinger -- 6. Humans, other animals and 'One Health' in the early twenty-first century / Angela Cassidy -- 7. Conclusion -- Appendix. Annotated bibliography of animals in the history of medicine -- Index.