Join the Weatherfords for a weekly animal review! In this week's re-broadcast of an episode from August of 2020, Ellen explains why emus don't bother flying and Christian dives into the mysterious world of the cryptic whale shark. We discuss the evolution, de-evolution and re-evolution of flight, an actual military war between humans and birds resulting in a victory you might not expect, and eyeballs covered with teeth.Send in questions for our upcoming Q&A episode to ellen@justthezooofus.com or message us on social media! Follow Just the Zoo of Us on Facebook, Twitter and Instagram!Cover photo: cpaulfell (emu) & Chainarong Phrammanee (whale shark), via Getty images