A new study analyzing nearly 200 instances of whale-dolphin interactions between 19 species around the world suggests the possibility that whales and dolphins could be seeking out direct contact with one another. Dolphins have long been seen frolicking near whales, but experts observed them purposefully engaging in positive behavior such as rubbing against the larger cetacean, swimming close to their heads, and even catching a bow ride. And some whale species seem to reciprocate the dolphins’ friendly approaches more than others. What does this back-and-forth play mean for our understanding of the two marine species? Learn more at the link in bio. Video by Roving Media and Mark K