9780060560416 | Harpercollins, November 1, 2004, cover price $19.95 | About this edition: The authors of I Am Puppy, Hear Me Yap do it again with their latest irresistible collection of 57 adorable, never-before-published portraits of cats, accompanied by brilliantly funny verse that captures every aspect of the elusive feline essence.

9780060194888 | Harpercollins, November 1, 2000, cover price $20.00 | About this edition: A collection of photographs, accompanied by insightful verse, depicts puppies in all their charm.

9780060747121, titled "I Am Puppy, Hear Me Yap: The Ages of Dog" | Reprint edition (Perennial, November 1, 2004), cover price $9.95 | About this edition: An endearing collection of sixty duotone photographs, accompanied by clever and insightful verse, indelibly depicts the inner souls of puppies in all their soulfulness, hilarity, and charm.

9780060194871 | 1 edition (Harpercollins, November 1, 2001), cover price $20.00 | About this edition: A delightful combination of lively photographs and amusing verse provides a rollicking glimpse into the innermost thoughts of barnyard animals, from relationships and food-chain issues to why people want to come up to cows and go 'moo.

9780821224977 | Gift edition (Bulfinch Pr, May 15, 1998), cover price $19.99 | About this edition: Selected photographs from the photographer's commissioned works accompany verses celebrating the confusions, certainties, and pleasures of a dog's life