hand drawn banner with cute doodle birds doodle. animal flat characters set. perfect print for tee, cup, mug, sticker

banner bird summer baby duckling duck chicken chick cup mug collection set fish butterfly flowers sketchy doodle vector pet cartoon cute animal flat sketch print outline funny isolated graphic happy character adorable friend simple domestic cheerful playful contour joy child tee shirt postcard sticker friendly lifestyle companion creative small retro hand drawn birds characters perfect