Poison dart frogs, like this sapphire-blue species, are highly toxic.
像这种蓝宝石颜色的毒箭蛙，有剧毒。
Poison dart frogs secrete lipophilic alkaloid toxins through their skin.
毒镖蛙在身体皮肤下隐藏着亲脂性的碱性毒液。
Many poison dart frogs secrete lipophilic alkaloid toxins through their skin.
许多毒镖蛙会将其毒素隐藏在皮肤中。
Dyeing poison dart frogs explore their exhibit at the NationalZoo in Washington, d.c..
华盛顿特区的国家动物园中色彩斑斓的箭毒蛙正在四处游荡。
Dyeing poison dart frogs explore their exhibit at the National Zoo in Washington, d.c..
华盛顿特区的国家动物园中色彩斑斓的箭毒蛙正在四处游荡。
Dyeing poison dart frogs explore their exhibit at the National Zoo in Washington, D. C.
华盛顿特区的国家动物园中色彩斑斓的箭毒蛙正在四处游荡。
They are called “dart frogs” because indigenous Amerindians' use of their toxic secretions to poison the tips of their blow-darts.
它们之所以被称为“毒镖蛙”是因为印第安人将这种毒蛙的毒素涂抹到镖头上。
They are called "dart frogs" because indigenous Amerindians' use of their toxic secretions to poison the tips of their blow-darts.
它们之所以被称为“毒镖蛙”是因为印第安人将这种毒蛙的毒素涂抹到镖头上。
They are the dart-poison frogs of Central and South America.
它们是生活在美国中南部的箭毒蛙。
They are the dart-poison frogs of Central and South America.
它们是生活在美国中南部的箭毒蛙。
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