Quest GiggleHow many species make up half the Amazon's trees?
227. Ecologists call them hyperdominants; most other Amazon species are startlingly, worryingly rare.
How close would your guess have been?
In the game we ask it like this: “How few tree species make up half of all the trees in the Amazon?”
Type a number — scored exactly the way a round in the game is.
The answer
227
