Sciencespeaking topic

In the ocean some fish live at the surface and others miles down in the dark, yet there are no deeds, no borders, no 'this is mine' between them. Why was private property never invented in nature, and why did it appear in humans?

ecological niche / private property

practice with this topic

Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.