Quokkas: These animals are known for their “smiles” and friendly personalities. However, their “smiles” are mainly due to the shape of their mouths.
Dolphins: These intelligent animals are known for their friendly behavior and playful nature. When they smile, their mouths curve upwards.
Sloths: The facial structure of a sloth can make it appear as if they are constantly smiling.
Dogs can smile when they pick up on your happiness and respond in kind.
Chimpanzees: Some research suggests that chimpanzees can smile in the same way as humans. However, when chimps bare both their top and bottom teeth, it may be a sign of fear.
Polar bears smile to express contentment, just like humans do. They pull the sides of their mouths upwards.
Zebras smile to greet each other and to communicate with other zebras. This smile is a bared-teeth grimace that’s also known as the Flehmen response.

Rahul Dev

Cricket Jounralist at Newsdesk

Leave a comment

Your email address will not be published. Required fields are marked *