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- 那种鸟雄鸟的喙呈橙色，与雌鸟不同。
The male's orange beak differentiates it from the female.
- 由喙部为红色这一特点可以辨认出其为雄性（以区别於雌性）。
The male is distinguished (from the female) by its red beak.
- 它用前腿抓住牺牲品，把喙刺入对方身体。
It grasps its victim in its forelegs and pierce it with its rostrum.
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