PISA, Italy — You can tell a lot from a smile. For humans, it’s a symbol of joy. For bottlenose dolphins (Tursiops truncates) ...

A ground-breaking, investigative, environmental film that explores the impact humans are having on wild dolphins through hand feeding tourism programs in Australia. Preview: A ground-breaking, ...

A colonial-era myth about endangered pink river dolphins in the Amazon has led to a false belief that perfumes or pusangas made from their body parts are potent love potions.According to a recent ...