为脊椎动物之一纲。除尾鳍外,其余各鳍之前端均具有大刺,因以得名。
位于大陆架上的渔场数据源自对大型深海鱼类的标准化研究调查,如鳕鱼、比目鱼、skates和鳍刺。
Those for fisheries on the continental shelves were derived from standardised research surveys of large bottom-dwelling fish such as cod, flatfish, skates and rays.
圣安德鲁斯大学的凯文·拉兰德(Kevin Laland)也参加了这项研究,他说:“九刺鱼可能是鱼类的天才。”
Kevin Laland of st Andrews University, who also took part in the study, said: "Nine-spined sticklebacks may be the geniuses of the fish world."
刺鳐是鲨鱼的近亲,种类有200多种,善于无骨鱼类,其骨架是由软骨构成的。
Like their close relatives the sharks, the 200-odd species of stingrays are boneless fish that boast skeletons made of tough tissue called cartilage.
There's an angler fish at the bottom of the ocean that has a rod sticking up from the top of its head with a lure to capture other fish to fool them in thinking that this is something edible and then to themselves be devoured.
在深海中生活着琵琶鱼,这种鱼的头顶会长出鱼竿状的长刺,用于引诱和捕获其他鱼类,让它们误认为那是食物,然后它们自己就被吃掉了。
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