With the help of spider scientist Sebastian Echeverri), Maddie presents the case for why spiders are the best and coolest animal. Spoiler alert: some travel thousands of kilometers by "ballooning,") while others live part time underwater. Are you a scientist who thinks Sebastian is wrong and that the animal you study is superior? Let us know! You can email us at [email protected]). We'd love to hear the case for your critter.Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)