"Flora & Fauna”adds the following puzzle packs to Puzzle Mode.
Flora 20 puzzles of sizes 36x50 to 50x49
Baby Animals 20 puzzles of sizes 30x48 to 50x56
Safari 20 puzzles of sizes 50x31 to 48x54
Venemous Critters 20 puzzles of sizes 48x21 to 60x46

More details on the official game page of Piczle Lines 2 Flora & Fauna ...