ruffle its feathers

[for a bird] to point its feathers outward. The bird ruffled its feathers when it was annoyed. My parrot ruffles its feathers whenever it is ready to preen itself.

Common Names:

Name	Pronounced	Usage
Brady	BRAY-dee	English, Irish
Vasiliy	vah-SEE-lee	Russian
Fallon	['fælən]
Leela	-	Indian, Hindi, Telugu, Kannada, Tamil, Malayalam
Geneva	[dʒi'ni:və]
Oswald	AHZ-wawld (English), AWS-vahlt (German)	English, German, Anglo-Saxon