Researchers found that deer keds reduce activity of vision-related opsin genes by about half after shedding their wings and becoming…

Закрепи.sender (@heartysender), Jun 3, 2026, 09:31 UTC

Researchers found that deer keds reduce activity of vision-related opsin genes by about half after shedding their wings and becoming permanent parasites on a host. The shift suggests they scale back visual sensitivity to conserve energy for functions like digestion and reproduction once flight and host-seeking are no longer needed. https://dx.doi.org/10.1242/jeb.251571

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