grassbird 
noun
A brown streaked warbler frequenting long grass and reed beds.
- Family Sylviidae: genus Megalurus of Australasia and Asia (also called marshbird), and Sphenoeacus afer of southern Africa.
- I did indeed take the shot of the Little Grassbird with the 50-500 lens.
- I will show Shortwing and Grassbird," he declared, with familiar confidence. To us this was a tempting invite.