three-spined stickleback

(redirected from Unarmored threespine stickleback)
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Related to Unarmored threespine stickleback: Gasterosteus aculeatus williamsoni
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Noun1.three-spined stickleback - of rivers and coastal regionsthree-spined stickleback - of rivers and coastal regions  
stickleback, prickleback - small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research
Gasterosteus, genus gasterosteus - type genus of the family Gasterosteidae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
A detailed study of the unarmored threespine stickleback (G.