[i] Source: Dr. Jan Emslie, presentation given at the National Stray Dog & Cat Forum, 2007.

[ii] Labarthe, Norma et al ‘A survey of gastrointestinal helminths in cats of the metropolitan region of Rio de Janeiro, Brazil’ Veterinary Parasitology 123 (2004) p. 133.

[iii] Bessant, Claire (Ed.) Feral Cat Manual (Wiltshire: Feline Advisory Bureau, 2006) p. 51.

[iv]International Companion Animal Management Coalition ‘Humane Cat Population Management Guidance’ document (PDF) p. 20.

[v] ibid. p. 18.

[vi] Good, B. et al ‘Ocular toxocariasis in schoolchildren’ Clinical Infectious Diseases (2004) 39(2) pp.173–178.

[vii] Tabor, Roger The Wild Life of the Domestic Cat (London: Arrow Books, 1983) pp. 123-126.

[viii] Viney, Michael, ‘When the cat’s away the birds and gardeners will play’ The Irish Times, Saturday 01/09/2012.

[ix] Tantillo, James A. ‘Killing cats and killing birds: Philosophical issues pertaining to feral cats’ in Consultations in Feline Internal Medicine, 5th ed. John R. August, Ed. (St. Louis, Missouri: Elsevier, 2006) p. 702.

[x]  Little, Susan (Ed.) The Cat: Clinical Medicine and Management (St. Louis, Missouri: Elsevier Saunders, 2011) p. 133.

[xi] Hilbery, A. D. R. Manual of Anaesthesia for Small Animal Practice, 3rd ed. (Cheltenham: British Small Animal Veterinary Association, 1989) p. 43.

[xii] Harrison, Kelly A. et al ‘Evaluation of medetomidine, ketamine and buprenorphine for neutering feral cats’ Journal of Feline Medicine and Surgery (2011) 13 p. 898.

[xiii] Brodbelt, Dave ‘Anaesthetic deaths in cats in practice’ Veterinary Ireland Journal (March 2012) Vol. 2 No. 3 pp. 151-152.

[xiv] ibid.

[xv] Dr Jan Emslie (private correspondence, 22/10/2012.)

[xvi] ‘Clinic Introduction Handbook for Veterinarians’ (PDF) Feral Cat Spay/Neuter Project