Question

What is the theme to call of the wild

Answer 1

A theme for call of the wild could be:
The Power of Ancestral Memory and Primitive Instincts

Hope this helps you! (:
-PsychoChicken4040

Answer 2

The Call of the Wild is a story of transformation in which the old Buck—the civilized, moral Buck—must adjust to the harsher realities of life in the frosty North, where survival is the only imperative.