The Netflix documentary Chasing Coral makes passing reference to an extraordinary claim: Beaches are made of parrotfish poop. Here’s the thinking: These colorful beaked creatures of the reefs eat ...

In this episode of Tiny Show and Tell Us, Sam and Deboki cover the role parrotfish poop may play in your next beach vacation and how the molecule 2,3-BPG helps people adapt to high altitudes and more.

Acorn worms live in burrows on the seafloor so you’re not likely to ever see one. But you may see their absolutely enormous piles of poop. Snorkelers and divers have noted them for years and Nat Geo ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Parrotfish are a group of 90-odd species found in coral ...

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