Why do two separate cultures believe the penguin feeds their children with a blood ritual? Can a pelican's beak hold more than their belican? How many horses can you trade for a pelican mandible? Find out all this and more on this episode of Species.

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This frog survives freezing to death. Come learn about cryonics, what cold is, terminal burrowing, and more on this episode of Species.

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How did blue whales evolve to be so big? What can whale earwax teach us about whale emotions? Do blue whales have long-distance relationships? Come learn about the largest animal of all time on this episode of Species.

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Do you need a brain to think? Come learn about an animal that eats inside-out and sees with their arms on this bizarre episode of Species. Bibliography

Come learn about a blood-sucking bird, solve a few mysteries, and find out more about the history of evolutionary theory on this episode of Species.

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A gargantuan remnant of the Jurassic lives on in a Russian river... Come learn about a candidate for the largest freshwater fish of all time on this episode of Species.

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Why do female hyenas have penises? Are hyenas cats or dogs? Do hyenas eat humans, and what should I do if hyenas are terrorizing my city? Find out all the answers to these questions and more on this episode of Species. Bibliography Donate

This animal is bolder than a shark, and tougher than your boat. Come hear a crazy story, learn everything we know about the biggest turtle in the world, and discover how you can help them on this episode of Species. Bibliography Donate

Do roadrunner's footprints ward off evil spirits? Does this animal have solar panels? Do they really make a "beep beep" sound? How fast can they go, and how do they do it? Who would win, a roadrunner or a rattlesnake?

Get the answer to all of these questions and more on this episode of Species.

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Come listen and learn about the science of inflatable fish on this episode of Species.

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