It seems like every other week I read an article like this one. Just 20 yrs ago the thing that distinguished humans from animals were the use of tools, then it was empathy and so on but each time we thought we'd found the line an example showed up that crossed it. Now we learn that dolphins call each other by name? I'm beginning to look like we humans aren't nearly as "special" as we once thought we were...
Dolphins call each other by name - Science
Dolphins call each other by name - Science