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Conservation news mongabay.com 23 Nov, 2021 22:15 am

Some hummingbird females display male coloring to avoid being harassed

Some hummingbird females display male coloring to avoid being harassed
Environmental science and conservation news

” The researchers caught, tagged, and microchipped more than 400 white-necked jacobins near Gamboa, Panama.The scientists also watched birds interact with stuffed and mounted white-necked jacobins perched on the feeders, displaying both male and female color patterns.The results were clear: Female white-necked jacobins were bullied more fiercely if they displayed drab female coloring rather than bright male coloring.” As for mating behaviors, male white-necked jacobins chose to court the stuffed mounts with regular female feathers over females that looked like males.

The social selection his team found in white-necked jacobins may help explain the broader phenomenon, he said.To find out why this surprising pattern arises, researchers studied the white-necked jacobin (Florisuga mellivora), a hummingbird native to Central and South America.

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