Why do raspberries have little hairs on them?

Mammals have hair to help keep warm in the cold, and in some cases - to look awesome! But why do raspberries have those little hairs all over them? They don’t get cold - do they? We asked Emily Hoover from the University of Minnesota to help us understand. Got a question that’s berry hard to answer? Send it to us at BrainsOn.org/contact , and we’ll pick an expert to answer it! See omnystudio.com/listener for privacy information.