If you are looking for different types of bird-themed games, you can find them on Steam :

: A digital strategy card game based on the award-winning board game about collecting bird species. We craft games, entertainment, joy. - Welcome to Rovio

To download "ptichki" (most commonly referring to ) on your computer, you have several official and community-supported options. While many classic versions were discontinued for PC in 2014, newer titles and workarounds for the originals are available. Official PC Releases