Which of the following is NOT an example of an ecosystem service that provides indirect use value to biodiversity?
-filtering toxic microbes from freshwater by mussels
-extraction of anti-cancer chemicals from plants
-pollination of almond trees by bees
-prevention of soil erosion by plant roots

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fumikage isn't really a bird, and tsuyu does have teeth. tsuyu has a transformation quirk which still allows her to be partially human. otherwise we'd have a large frog running around. fumikage has teeth because again, he isn't a bird. his head was a quirk mixture if i'm correct.