Angry Birds (video game) crates and rocks are incorporated into the structures, and power-ups may be used to enhance the birds to attack hard-to-reach pigs. Also in the levels, players can unlock bonus levels by collecting golden eggs. There are several different types of birds used in the game, distinguished by their color and shape. In the earliest levels only the basic red bird is available. As the player advances through the game additional types of birds become available. Some birds are effective against particular materials, and some have special abilities that may be activated by the player while the bird is airborne. For
Angry Birds Seasons Angry Birds Seasons Angry Birds Seasons is the second puzzle video game in the "Angry Birds" series, developed by Rovio Mobile. Based on "Angry Birds", "Angry Birds Seasons" was released for devices using Apple's iOS in October 2010 and then it was released on other platforms starting in December 2010. There have been no new releases since 2016 and it appears that Rovio has discontinued development of the game. Just as in the original "Angry Birds", players use a slingshot to launch an assortment of birds at nearby structures, with the intent of hitting targets located on or within them.