Dogs are long considered the best friend of human, only seeing them can make many people happy. But let's not forget the rest of the big animal family. A cute piggy, a baby poler bear, a sleepy panda and many others, they can easily touch the soft place in our heart.

To those who are living in the concrete jungle, we have collected the following iPhone wallpapers featuring animals, hoping they could bring you a good mood and maybe, remind you of the wild world.