Eco engineers are animals that vastly change the ecosystems they live in when they create their preferred habitats. Learn about a few, from hippos to tiny crabs, in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/animal-facts/5-animals-that-can-reshape-waterways.htm

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10:08

How Does Bioluminescence Work?
12:15

How Is Maillardet's Automaton Still Wowing Us After 200 Years?
09:28