covert feather

US /ˈkʌvərt ˈfɛðər/
UK /ˈkʌvərt ˈfɛðər/
"covert feather" picture
1.

bulu penutup

Any of the small feathers covering the bases of the larger flight feathers of a bird's wing or tail.

:
The bird's beautiful plumage was highlighted by the iridescent covert feathers.
Bulu burung yang cantik diserlahkan oleh bulu penutup yang berkilauan.
Ornithologists often examine the pattern of covert feathers for species identification.
Ahli ornitologi sering memeriksa corak bulu penutup untuk pengenalan spesies.