Part of the reason I have such a fondness for children's books, even as an adult, is their illustrations. And animal stories always seem to get the very best pictures.
Jock's Island by Elizabeth Coatsworth, illustrations by Lilian Obligado
Lad, A Dog by Albert Payson Terhune, illustrations by Sam Savitt (special edition)
Album Of Dogs by Marguerite Henry, illustrations by Wesley Dennis
A Tree For Peter by Kate Seredy