Two of our planet’s most amazing animals go head to head in our latest debate.

We’re asking you to decide which animal reigns supreme. Is it the eight-armed, three hearted, shape-shifting octopus? Or the speed-swimming, echolocating, super-jumping dolphin?

Listen along as Marc argues for #TeamOctopus and Sanden fights for #TeamDolphin. We’ll learn amazing facts about both sides along the way.

Which side are you on? Vote here!

Plus an aquatic Mystery Sound, some deep-sea stand up comedy and a Moment of Um answering why flamingos are pink featuring Flora Lichtman from Gimlet Media’s Every Little Thing.

You can also share your opinions and your drawings of dolphins and octopuses in the workplace by emailing them to hello at brainson dot org.

Can’t wait to see your drawings and hear your thoughts!

See omnystudio.com/listener for privacy information.