尽管鲸鲨的体型庞大，但它们却没有攻击性，而且游动缓慢。
In spite of their enormous size, whale sharks are not aggressive and move very slowly.
M说它们凶猛的样子和行为是假象，实际上，它们完全没有攻击性。
Their vicious looks and behavior, Moxon notes, aredeceiving. The dogs were, in fact, completely harmless.
他们偶尔会跳出水面，但没有攻击性，他们还利用尾部的毒刺作为防卫武器。
They are known to occasionally jump out of the water but are not aggressive and use the venomous barb at the end of their tail as a defense mechanism.
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