On June 22, 1970, Schulz officially christened Snoopy's little yellow friend Woodstock, ... Schulz drew birds holding protesting signs that sported only perplexing punctuation marks.

How to draw Woodstock the bird 00:45. There's a hidden genius in the simplicity of Schulz's drawings – and a simple message, says Jean Schulz, that might explain Peanuts' enduring popularity.

Woodstock first appeared in the "Peanuts" comics on April 4, 1967, but he wasn't named until 1970. Get to his species and how he got his name.

Woodstock first appeared in the "Peanuts" comics on April 4, 1967, but he wasn't named until 1970. Get to his species and how he got his name.