The Complete Book of 100,000 Reasons Why
Favlit. ten thousand reasons why
为什么海獭睡觉时要裹海藻？
简单的摘要：海獭睡觉时裹海藻主要是为了保暖、防止被水流冲走以及提供稳定的睡眠环境。
1、保暖：海獭生活在寒冷的海域，海藻具有较好的保温效果，睡觉时裹上海藻可以减少体温流失，帮助它们在低温环境中保持体温。
2、防止被水流冲走：海獭在水中睡觉时，身体容易受到水流影响而漂移。将海藻缠绕在身上可以起到固定作用，防止它们被水流冲走或沉入海底。
3、提供稳定的睡眠环境：海藻为海獭提供了一个舒适的“睡床”，使其在睡眠时保持相对稳定的状态，避免因海浪或水流而惊醒。
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