grouse

US /ɡraʊs/
UK /ɡraʊs/
"grouse" picture
1.

a medium-sized game bird with a plump body and feathered legs, typically with a reddish-brown mottled plumage

:
The hunter aimed at the grouse in the bushes.
We saw a covey of grouse near the forest edge.
1.

complain or grumble about something trivial

:
He's always grouse about the weather.
There's no need to grouse, just get the job done.