It could be that the cartoon dog was in a fight or had an accident, causing the injury to its tongue and resulting in it carrying it. Maybe it's trying to protect the hurt part.
The reason could be quite diverse. It might have accidentally bitten its own tongue, or perhaps it encountered something harmful that hurt it. And carrying the tongue might be its instinctive way to deal with the pain.
Maybe it's for added cuteness or to create a unique character trait.
Maybe it's just having fun or being playful.
Maybe it's just a funny expression or a way to show the dog's playfulness.
It could be for artistic or design reasons. Maybe the creator wanted to give it a unique look.
Maybe it's hot and the dog is trying to cool down by panting and sticking out its tongue.
Maybe it's hot and trying to cool down. Or it could just be showing a playful or happy expression.
The reason a dog's tongue is shown sticking out in a cartoon could be to convey its current state of mind or physical condition. For instance, if the dog is running around and having fun, the tongue out shows its excitement. Or if it's been in the sun for a while, it shows that it's getting overheated.
Maybe it's just being playful or having fun.
Maybe it's to show the dog is having fun or being playful.
A cartoon dog with a long tongue might be known for its comical look or for using the long tongue in funny ways, like catching things or making funny faces.