Sea urchins are perhaps best known for their armor of spines.
海胆也许最出名的是它们的刺甲。
Sea urchins are perhaps best known for their armor of spines.
海胆也许最出名的是它们的刺甲。
Rock lobsters prey on sea urchins, and increased rock lobster densities coincided with significant decreases in urchins.
岩石龙虾以海胆为食,而岩石龙虾密度的增加正好与海胆数量的显著减少相吻合。
Paris street urchins used to shoot fancy people with rocks as they rode their carriages through the muddy streets of Paris.
巴黎的顽童们过去经常用他们的弹弓“袭击”那些驾着马车穿过巴黎泥泞街道的人们。
The bright red color of a fire urchin warns predators that its spines are poisonous. Sea otters are the major predators of sea urchins.
火海胆鲜红的颜色警告捕食者它的刺有毒。海獭是海胆的主要捕食者。
Fewer otters would have allowed sea urchin populations on which the otters preyed to expand and the urchins' grazing pressure on kelp forests to increase.
海獭的减少会使海胆的数量增加,因为海獭以此为食,从而增加海胆对海藻林的食草压力。
Since the disappearance of sea urchins from the waters up the coast of South Florida, many coral reefs there have been smothered by the uncontrolled growth of algae.
自从海胆从南佛罗里达海岸的海水中消失后,那里有许多珊瑚礁被不受控制生长的藻类所扼杀。
We were in the bazaar with all the little urchins watching us.
我们在集市上被所有穿着破衣烂衫的小脏孩盯着看。
The urchins feeding on fresh sea algae produce germens tasting delicious.
长期摄食鲜海藻类的海胆生殖腺味道甜美,口感上佳。
Sea urchins are a constant annoyance.
海胆永远是一个骚扰者。
He dives for urchins and traps lobster.
他潜水来捕捉海胆和龙虾。
Sea urchins and sea stars are close relatives.
海胆和海星是近亲。
Sea otters are the major predators of sea urchins.
海獭是海胆的主要捕食者。
Sea urchins have a powerful appetite for kelp.
海胆对于海藻有着极强的食欲。
There are some 700 species of sea urchins worldwide.
全世界有700多种海胆。
Fish pick at the urchins, which feed on bits of algae.
鱼类吃海胆,海胆以小块的藻类为食。
Those grubby urchins ran to me and asked for candy.
那群邋遢的小淘气们向我跑过来要糖果。
It's been transformed into its present state by sea urchins.
因为海胆它变成了现在这幅模样。
But the urchins have enemies, too, and the sunstar is a deadly one.
不过海胆也有它们的天敌,太阳海星就是其中致命的一种。
Sea urchins brandish their spines on the seafloor near the Channel Islands.
海胆在海峡群岛附近的海底挥舞着它们的棘突。
Sea urchins are found on rocks and in seaweed and sting in the same way.
海胆是上发现的岩石和在海藻和斯汀在相同的方式。
Sea a urchins brandish their spines on the seafloor near the Channel Islands.
海胆在海峡群岛附近的海底挥舞着它们的棘突。 。
Without sea otters keeping sea urchins in check, their population has exploded.
没了海獭约束海胆,海胆的数量变得庞大起来。
For instance, it appears the ancestor of brainless starfish and sea urchins had a brain.
例如,无脑海星和海胆的祖先似乎曾有大脑。
No corals, no sea urchins and no who-knows-what-else would be bad news indeed for the sea.
海绵、海胆以及其他那些为人所知的生物的消失对海洋来说可不是好消息。
Echinoid: an echinoderm of the class echinoidea which includes the sand dollars and sea urchins.
海胆:一种属于海胆纲的棘皮动物,包括沙钱和海胆。
Bottom-dwelling creatures like mussels, brittle stars and sea urchins have not developed any defenses.
类似贻贝、海蛇尾和海胆这样生活在海底的生物尚未演化出任何防御能力。
Popularlyknown as starfish, sea stars are actually echinoderms, closely relatedto sea urchins and sand dollars.
海星实际上是棘皮动物,和海胆和饼海胆是近亲。
An orthodontist's dream, an Atlantic wolffish displays the hardware it uses to crush mollusks, shellfish, and sea urchins.
牙齿矫正医师的梦想,太平洋狼鱼炫耀着它用以收拾软体动物,贝壳和海胆的装备。
An orthodontist's dream, an Atlantic wolffish displays the hardware it uses to crush mollusks, shellfish, and sea urchins.
牙齿矫正医师的梦想,太平洋狼鱼炫耀着它用以收拾软体动物,贝壳和海胆的装备。
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