You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

[EX Q]: Category: GOAT-POURRI
Clue: Goat Island splits Niagara Falls into the American Falls & this waterfall on the Canadian side
[EX A]: horseshoe falls

[EX Q]: Category: NATURE STUDY
Clue: This tall shrub is prized for the reddish dye obtained from its leaves that's used to color hair
[EX A]: henna

[EX Q]: Category: FLY FISHING
Clue: These are attached to a fly to help it float; they're also what are "raised" when you get angry
[EX A]:
hackles