Lifestyle
Dolphins to Penguins are 7 animals with adorable smiles, making them favorites among those who admire their cheerful and friendly appearances
Dolphins often appear to be smiling due to the shape of their mouths, giving them a perpetually happy and friendly appearance
These small marsupials native to Australia are sometimes referred to as the "world's happiest animal" because of their smiling facial expressions
With their slow movements and seemingly content expressions, sloths have a charming and innocent smile-like appearance that many people find endearing
Alpacas have a friendly and curious look with their endearing grins, especially when they're curious or happy
Meerkats often appear to be smiling, especially when they stand on their hind legs to survey their surroundings
Penguins have a comical and heartwarming appearance, with their tuxedo-like plumage and "smiles" formed by their beaks
Otters have playful and mischievous expressions that can look like they are smiling, especially when they engage in their playful behaviors