By James Bowen
By Kay White
By Kay Rogers
By John R. August
By Josephine Wills, Alice Wolf
By Lola C. Hudson, William P. Hamilton
By Richard H. Pitcairn
By Clare Balding
By National Research Council, Division on Earth and Life Studies, Board on Agriculture and Natural Resources, Committee on Animal Nutrition, Subcommittee on Dog and Cat Nutrition
By Sandy Arora, Regina Scwabe
By Manami Okazaki
By Cynthia Hart, John Grossman, Josephine Banks
By Mike Haskins, Clive Whichelow
By Richard Surman
By Tom Howard
By John Bradshaw, Sarah Ellis
By Thornton, Nicki
By Jean Coppendale
By Denise Jones
By David Taylor, Elizabeth Martyn
By Keith C. Barnett, Sheila M. Crispin
By Tina Hearne
By Ronald Searle
By Milly Brown
By Wright, Michael, Walters, Sally, Warner, Peter
By Helen Brown