Snowy (character) he is able to understand human language, and communicates with speech bubbles. His verbal responses to various situations include jokes, expressions of fright, and pleas to Tintin to exercise caution. In the early albums he takes an interest in mechanics and geography; in "Tintin in the Congo", he makes biblical references. As a dog, he also sniffs, tracks, chases, and bites. The character of Snowy evolved through the course of the Tintin series. In early works he exchanges dialog with other characters, including animals, and provides a running commentary on the situation. His character then became affected by the introduction
Tintin (character) drawings of Totor merely illustrated the story; the text that appeared below the drawings is what propelled the action. Totor had been very much in Hergé's mind; its new comics character would be, Hergé himself later said, "the little brother of Totor ... keeping the spirit of a Boy Scout." Assouline would describe Totor as "a sort of trial run" for Tintin, while Harry Thompson noted that in several years he would "metamorphose" into Tintin. Hergé had seen the new style of American comics and was ready to try it. Tintin's new comic would be a strip cartoon with dialogue