Miharu is a finless porpoise located in a Japanese Aquarium, the picture of the dolphin with an expression on her face shows a slight smile and gives form to a versatile world of meme-ability usage.

Dolphins living in captivity often make an open-mouth facial expression while playing with each other. Zoomarine, Italy Bottlenose dolphins “smile” at each other while playing, making open-mouth ...

For humans, flashing a smile is an easy way to avoid misunderstanding. And, according to a new study, bottlenose dolphins may use a similar tactic while playing with each other. The study, which was ...

A recent study out of Italy found that dolphins smile at each other while playing. The smile, which is actually more of an open-mouthed expression, was observed almost exclusively when dolphins were ...

Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. For humans, flashing a smile is an easy ...

(CNN) — For humans, flashing a smile is an easy way to avoid misunderstanding. And, according to a new study, bottlenose dolphins may use a similar tactic while playing with each other. The study, ...