Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
Octopuses are complex organisms that thrive in aquatic environments, leveraging their unique biology to interact with and respond to their surroundings.
External reference — all senses of the word “octopus” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.