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mr715

(4,806 posts)
4. My former advisor studied mosquitofish
Mon Jun 22, 2026, 04:37 PM
23 hrs ago

Turns out they have two color morphs - silver and mottled, and they behave differently. If I remember correctly, the mottled form is roughly 1% of the population and is much smarter and more aggressive. They kind of bully the other fish. And they learn from watching other fish more readily.

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