Small Pig

Small Pig is a pig featured in Angry Birds and Angry Birds Seasons and is the smallest of the entire Pig Army and the smallest of the Minion Pigs. It is the first pig encountered in the entire game, starting at Theme 1-1. It is also the weakest species of pig in the games it appears in, and is defeated by a simple falling bird or block. It is weaker than all the other pigs in the game and is very common after its first appearance.

Trivia

 * In the Google Chrome version, the location of its ears was changed along with the other pigs.

Strategy
Any of the birds can pop him.