brook trout have bright orange bellies
brook_trout is trout. brook_trout is not freshwater_fish. sea_trout is brown_trout. brook_trout is fish. brook_trout is not trout. brook_trout is freshwater_fish. sea_trout is not brown_trout. big_brown_trout is in_lake_burley_griffin. brown_trout is trout. brook_trout is not fish.