BSL Sign Language Dictionary

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How to sign: small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research

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Similiar / Same: prickleback

Categories: acanthopterygian, spiny-finned fish

Within this category: ten-spined stickleback, three-spined stickleback

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