wing covert
C2specialized technical (ornithology)
Definition
Meaning
One of the small feathers covering the base of the flight feathers on a bird's wing.
In ornithology, the layer of feathers that smooths the wing's surface and protects the bases of the primary and secondary flight feathers. The term is sometimes used metaphorically in literature to suggest protection, concealment, or a superficial layer.
Linguistics
Semantic Notes
Always used in the plural ('coverts'). Refers specifically to the distinct tracts of feathers (greater coverts, median coverts, lesser coverts) that overlay each other like roof tiles. The color and pattern of these feathers are crucial for bird identification.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning. American ornithological texts may use 'wing coverts' slightly more frequently as a compound noun without a hyphen.
Connotations
Purely technical and descriptive in both varieties.
Frequency
Extremely low frequency in general language, appearing almost exclusively in field guides, academic papers, and specialist birdwatching contexts.
Vocabulary
Collocations
Grammar
Valency Patterns
The [adjective] wing coverts are [description].Identify the bird by its wing coverts.The [color] patch is formed by the wing coverts.Vocabulary
Synonyms
Neutral
Weak
Usage
Context Usage
Academic
Essential term in ornithology and zoology for precise anatomical description and species identification.
Everyday
Virtually never used outside of birdwatching.
Technical
Used with precision to refer to specific feather tracts (e.g., 'The greater primary coverts are tipped white.')
Examples
By CEFR Level
- The bright blue colour on the jay's wing is actually on its coverts.
- Birdwatchers often note the specific barring or colouration of the greater wing coverts for accurate identification.
- The specimen was distinguished by its rufous-tinged median wing coverts and the prominent white tips on its greater coverts, forming two distinct wing bars.
Learning
Memory Aids
Mnemonic
Imagine a COVERT (hidden) agent with WINGS. Their job is to COVER and protect the secret flight feathers.
Conceptual Metaphor
PROTECTION IS COVERING; IDENTITY IS SURFACE PATTERN (as the coverts' patterns identify the bird).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'крыло' (wing) alone. The specific term is 'кроющие перья крыла' or 'крыловые кроющие перья'. Avoid calquing 'coverts' as 'ковер' (carpet).
Common Mistakes
- Using 'wing covert' in the singular (it's almost always plural: 'coverts').
- Confusing 'covert' (feather) with 'covert' (hidden/spy) in pronunciation—they are homographs.
- Misspelling as 'wing cover' (which would imply a physical object placed over the wing).
Practice
Quiz
What is the primary function of a bird's wing coverts?
FAQ
Frequently Asked Questions
No. Flight feathers (primaries and secondaries) are the long, stiff feathers that provide lift and thrust. Wing coverts are the smaller feathers that overlap and cover the bases of these flight feathers.
Technically, yes, one feather is a 'covert' (or 'tectrix'). However, in practice, ornithologists almost always refer to the group as 'coverts' or specify a tract (e.g., 'a greater primary covert').
The colour, pattern, and arrangement of wing coverts are often species-specific and visible even when the bird is perched, making them a key diagnostic feature, especially for confusing species like some shorebirds or sparrows.
Etymologically, yes, it comes from the Latin for 'covered'. Functionally, wing coverts do hide/protect the bases of other feathers, but in modern ornithology, 'covert' is a fixed anatomical term without an active 'hidden' meaning.