Dogs are known for their wagging tails, adorable faces, and willingness to please humans. But one of the most puzzling things about dogs is why do dogs stick their tongue out so often. It’s not just when panting after a long run; many dogs will stick out their tongues even when sitting calmly in front of you. So why do they do it? There are several theories but no definitive answer. This blog post will explore possible explanations for why dogs stick out their tongues.