Design only one view of the app.
You don’t need to design an app icon.
Show a view of a currently selected penguin species.
Show information related to that species.
Show a way to share that penguin profile.
Show some type of indication of other species, or some sense that there are other species to view in this series. (There are around 18 species of penguins.)
Show a way for a user to customize the penguin photo (with stickers for example) and share. You only need to show the option to do this, not the actual method of customizing.