马尔科夫被毒镖击中后身亡。
他们用很小的毒镖杀死了那些象。
许多毒镖蛙会将其毒素隐藏在皮肤中。
Many poison dart frogs secrete lipophilic alkaloid toxins through their skin.
一只毒镖蛙产生的毒素足以使10个人毙命。
毒镖蛙在身体皮肤下隐藏着亲脂性的碱性毒液。
Poison dart frogs secrete lipophilic alkaloid toxins through their skin.
大多数的毒镖蛙有漂亮的辐射点，显示着警戒图案。
Most of them are beautifuly radiant, displaying aposematic patterns.
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 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.
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