The lip-smacking vocalizations gelada monkeys make are surprisingly similar to human speech, a new study finds. Many non-human primates demonstrate lip-smacking behavior, but geladas are the only ones ...

When humans snore, it can be irritating—especially for the person trying to sleep in the same room. But when pets snore, most of the time we find it incredibly endearing. In a sweet TikTok video, a ...

If you hear “lip smacking” noises at a zoo in Ohio, it could be the sound of a first-time mom taking care of her baby girl. Hasina, a “picture-perfect” mandrill mother, welcomed her first baby on June ...

When a dog owner from Monroe, Michigan, noticed something unusual her dogs kept doing in their sleep, she asked internet users for help figuring out what it was. So Newsweek spoke to veterinarians to ...