Whales are some of the biggest animals on the planet, and they often migrate incredible distances. But how fast can they go? Like, let’s say a whale swam from California to Japan – how long would that take? We asked science writer and whale expert Vicky Stein to help us find the answer.

Got a question that’s whaley hard to figure out? Send it to us at BrainsOn.org/contact, and we’ll ba-LEAN into finding the answer!