doodle sketch hippo with thought cloud .cartoon hippopotamus with thinking bubble. wild mammal animal behemoth

adorable animal baby beautiful behemoth bubble cartoon character cheerful cloud colouring contour cute decoration design dog doodle draw drawing face fashion fun funny girl graphic hand happy head hippo hippopotamus icon illustration illustrationcartoon isolated kid line little mammal outline postcard poster print puppy shirt silhouette sketch symbol think thinking thought vector wild