piranhas

Swimming in the murky waters of the Amazon River can be risky due to the presence of piranhas, aggressive fish known for their razor-sharp teeth and carnivorous appetite.

在亚马孙河浑浊的水域中游泳可能存在风险，因为有食人鱼的存在，它们是以锋利牙齿和肉食性食欲而闻名的攻击性鱼类。