The lined nest is built amongst grass tussocks, and 4-11 eggs are laid.
It is placed 0.4 to 4 m up in a dense shrub, grass tussock or pine.
The nest is a shallow cup of grass leaves built in a depression under a grass tussock or small bush.
Their ground level nests are dome-shaped and usually concealed within grass tussocks or shrubs.
Some use a very similar action in moving through grass tussocks.
Screes without vegetation or only a few grass tussocks cannot serve as habitat.
But smaller creatures can find shelter enough in the unlikely setting of a scruffy grass tussock.
Placing his paws carefully among the damp grass tussocks, he edged over.
I was lost among a forest of grass tussocks.
Pupae form from mid April, low down deep within grass tussocks or dead leaves.