TIL that spiny dogfishes' spines control their swimming rather than their brains, allowing them to sleep while swimming.
TIL that spiny dogfishes' spines control their swimming rather than their brains, allowing them to sleep while swimming.
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The original was posted on /r/todayilearned by /u/Ok-Indication-5121 on 2024-01-18 06:44:00+00:00.
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