and dolphins were separated so they couldn't see each other. but they could hear each other to communicate. and the conclusion was that mothers and calves and closely allied males seemed to be calling each other by name. >> they're incredibly social. they hang out together. there's one that is the boss. >> and smart. >> incredibly. >> it's too late for noc. >> god rest his soul. see? noc, you're not alone. >>> and finally -- >> not for the whale that passed away. but the study was -- >>> as we all get ready to head out to the oscars, i thought it was interesting that there were so many great films and performances, that behind the scenes, we're all having a hard time choosing who we want to win. there's too many great performances. now, i understand that producers have gone behind the scenes and put together a video that proves by the number of mentions, that i may have a favorite. and he's not even a nominee. take a look. we begin, george, with matthew mcconaughey. matthew mcconaughey. matthew mcconaughey. matthew mcconaughey. matthew mcconaug