Dogs Can Classify Objects by Function, Not Just Appearance

Summary: A new study demonstrates that some highly gifted dogs can categorize objects not just by appearance, but by how they are used. When taught words like “pull” or “fetch,”…

Do Dog Faces Shape Behavior?

Summary: Short-nosed dog breeds like Pugs and French Bulldogs are often perceived as calm, affectionate companions—but their behavior is influenced by more than just head shape. A new study of…

Dolphins’ “Smile” Reveals Playful Intentions

Summary: Bottlenose dolphins use an “open mouth” expression, similar to a smile, during playful interactions with other dolphins. This expression is a signal of fun and playfulness, preventing misunderstandings as…