[1] He debuted as one of the supporting characters of Pitheco's comics in The Cavern Clan, but their solo stories started in 1963.
Other minor characters appear occasionally, but Horacio's strips mostly consist of monologues and self-reflections (some of them are even entirely pantomimic), thus making him Mauricios's alter-ego.
He is the only character whose comic strips are still drawn and written exclusively by Mauricio, who sees him as his alter ego.
Horacio has a golden heart, is cheerful, wise, and eats only "alfacinhas" (small lettuce leaves) and is one of Mauricio de Sousa's most philosophical characters.
[6] He was banned from the village for eating all their food and started to search for his mother, who abandoned him while he was in his egg.