Threat behavior of three-spined stickleback Gasterosteus aculeatus(7.5MB, 00:00:17)Shot Date: 2005/05/15 Shot Location: 'Honganshozu', Itoyo-town, Ono, Fukui, Japan | ||
| species Gasterosteus aculeatus (freshwater type) Key Words | ||
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Animalia >Chordata >Osteichthyes >Gasterosteiformes >Gasterosteidae >Gasterosteus >
A male three-spined stickleback, which was fanning eggs, is threatening and chasing away an approaching male. Just before making an attack, it opens the mouth and erects the dorsal spine.
(This video picture was prepared by ¡ÆFriends of Fukui City Museum of Natural History during a project ¡ÆEducational Videos on the Three-spined Stickleback.¡Ç http://www.nature.museum.city.fukui.fukui.jp/friends/itoyo/)
(translated by Asoh)
(Data No.momo051015ga03b)
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