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Find a Wikipedia image that answers this question: Which fish has larger sharper barbs; Triacanthus biaculeatus or  Rhizoprionodon acutus?

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Represent the given Wikipedia image with related text information: Triacanthus biaculeatus, Mangalore (cropped)  Triacanthus biaculeatus, Mangalore, India. 16 cm.

['<|image_1|>\nRepresent the given Wikipedia image with related text information: Chaetodon citrinellus 2 Speckled butterflyfish(Chaetodon citrinellus).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Gray angelfish.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Emperor Angelfish (Pomacanthus imperator) with Coral Hind (Cephalopholis miniata) (6135202737).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Chrysiptera parasema.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Pacific double-saddle butterflyfish (Chaetodon ulietensis) (32396204187).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Chaetodon unimaculatus Teardrop Butterflyfish Fiji by Nick Hobgood Chaetodon unimaculatus Teardrop Butterflyfish.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Schrimp.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Platycnemis acutipennis detall.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: French Angelfish, Pomacanthus paru.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Amphiprion Clarkii 2 Fish Amphiprion clarkii in Prague sea aquarium, Czech Republic.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Blue-girdled Angelfish (Pomacanthus navarchus) (6056040031).\n']
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