Scientists have discovered that bottlenose dolphins use a smile-like open-mouth expression to communicate during play.

12. While female humpback whale Zillion was chowing down on some fish, a harbor seal wound up in its mouth, making for a wild moment captured on camera. "It's Friday the 13 th, a day often ...

Researchers still don’t know what the open-mouth facial expression means or whether it’s akin to smiling in humans—but several animals make a similar face during play Sarah Kuta Daily ...

Bottlenose dolphins “smile” at each other while playing, reveals new research. The "open mouth" expression probably evolved ...

Vishala Patel, a dentist at Edge Dental Designs. “Open-mouth breathing is also linked to sleep disorders like obstructive sleep apnea since the airway is being less effectively managed.” ...

The ruling and opposition parties, by-elections, D-7 all-out war...Han Dong-hoon said, "Mrs. Kim needs to refrain from ...

Among the more than 500 species of bacteria that thrive in the human mouth, one seems to play by its own rules. This video shows one Corynebacterium matruchotii bacterium dividing into many ...

Breathing through your mouth is bad for your teeth ... "Small habits like nail biting, chewing on ice or using your teeth to open packages can damage tooth enamel and increase the risk of cracks ...

We usually turn to commercial mouth fresheners. That's because we probably don't know about these natural options. You'll be surprised to see how these foods work as mouth fresheners. When it comes to ...

Mouth taping involves applying a piece of tape over your lips before bedtime, with the aim of encouraging nasal breathing. Is this technique grounded in science or just a passing fad? While some ...