Brainstuff

Sea otter populations, once endangered because of their super-cozy fur -- are doing a lot better these days. Learn how in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/mammals/sea-otter.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.