Sciencespeaking topic
Two bird species live in the same tree, but one feeds only on the upper branches and the other below; instead of fighting, they've divided the tree. Does peace sometimes come not from agreement but from using the same resource differently?
— niche partitioning / competitive exclusion
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.
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