Everybody poops! Throughout the history of life on Earth, animals of all lifestyles have been littering the planet with little presents, and those few that fossilize become coprolites: unique time capsules that can serve as invaluable sources of information, not just on obvious stuff like ancient diets, but also about evolution, extinction, and more. This episode: we talk turds.

In the news: de-escalating plant evolution, reverse speciation in ravens, upside-down dinosaurs, and record-keeping giant sponges.

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The Podcast music is “On the Origin of Species” by Protodome.

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