Sperm Whales blow bubbles to achieve restful, vertical sleep

虎鲸鲸鲸气泡有助

睡眠

HN 103 分 · 23 条评论 · 作者 hhs · 来源 news.st-andrews.ac.uk · HN 讨论

【摘要】

Researchers from the University of St Andrews and Université de Neuchâtel have identified the mechanism allowing sperm whales to sleep in a vertical position just below the ocean surface. This unique posture helps buffer them from wave action while avoiding the energy cost of deeper dives.

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