Here are some African elephants having a good time. (SOUNDBITE OF ELEPHANTS TRUMPETING) GARCIA-NAVARRO: For almost half a century, Joyce Poole has been listening to what elephants have to say and ...

When a male African savanna elephant folds his ears while simultaneously waving them, he’s ready for a fight. When a female folds her ears and accompanies the action with an ear flap, that means she’s ...

NPR's Lulu Garcia-Navarro speaks with researcher Joyce Poole about the release of her African Elephant Ethogram —the most comprehensive audiovisual library ever made of African elephant behavior. Here ...