this post was submitted on 28 Aug 2024
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Science Memes

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Reef Sharks (mander.xyz)
submitted 2 months ago by [email protected] to c/[email protected]
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[โ€“] brianorca 5 points 2 months ago (1 children)

Blacktip Reef sharks, like some others such as great white and hammerhead, are "obligate ram ventilators" because forward movement is the only way they can push water over their gills. Nurse sharks and some others are able to close their mouth and pump water to the gills while stationary.

[โ€“] Viking_Hippie 3 points 2 months ago

obligate ram ventilators

Sounds like someone who keeps goats cool as their court mandated community service ๐Ÿ˜„

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