mbarker: (BrainUnderRepair)
[personal profile] mbarker
This was a very short piece in the middle of a collection of aquatic oddities on TV. Apparently there is a type of lobster that can be seen pointing his claw at a nearby shrimp or small fish, then moving it oddly, at which point the shrimp or small fish usually jerks and floats, stunned! The lobster, of course, scuttles over and eats his stunned prey.

They showed what was happening in a diagram -- the claw has a special chamber that produces a sonic blast which stuns the fish. Admittedly, I suspect part of the effectiveness may be due to characteristics of water -- allowing it to transmit the force more effectively -- but it is still interesting that here is an actual "stun gun" except it's a lobster claw.

Date: 2009-06-07 12:30 am (UTC)
From: [identity profile] mbarker.livejournal.com
Yeah. I thought it was pretty amazing. How did a lobster ever evolve something like that, anyway?

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