n.

a flock of coots

a covering that serves to conceal or shelter something

同義詞：screencoverconcealment

Loafing Coverts Used by Northern Bobwhites in Subtropical Environments
Postponed moult of primary coverts untangles the ageing of Wrynecks Jynx torquilla
The Reversed Under Wing-Coverts of Birds and their. Modifications, as exemplified in the Birds of West Africa
Tattletails: how to tell the sex and age of Purple Martins by their undertail coverts
Variation in the Extent of Greater Wing Coverts Moult in Robins (Erithacus rubecula) Migranting in Autumn Through the Polish Baltic ...
Age determination in the Bull-headed Shrike Lanius bucephalus based on buff-tips of greater primary coverts
A new insight into the ageing of Common Snipe Gallinago gallinago a?? the value of contrast within the wing coverts of adults
Size of black patches and spots on the upperwing and underwing greater secondary coverts in selected feathers are not good indicator...
Structure and mechanical properties of naturally occurring lightweight foam-filled cylinder – The peacock’s tail coverts shaft and...
System including multiple device communications controller which coverts data received from two different customer transaction devic...