Tussock often refers to natural undisturbed grassland settings, not manicured lawns.

Natural Setting

A tussock stands out in a field because it's different from its surroundings.

Visual Uniqueness

Tussock can imply an obstacle for farmers when plowing fields.

Obstacle Implication

Tussocks can indicate a healthy natural grassland ecosystem.

Ecosystem Indicators

Tussocks can create microhabitats for insects and small animals.

Habitat Creation

Animals grazing might avoid tussocks due to their toughness.

Pastoral Grazing

 and there are pebbles and rocks covering the surface but when you remove them look underneath we're finding that basically soils are developed there's mosses there's little tussock grasses basically an ecosystem seems to actually be developing under the surface of this very unstable rocky substrate there's much more life

Everest Biology - Life...

 Different penguin species have different nesting practices. Some dig burrows into dirt, sand, or dried guano; some nest in tussock grasses; some build nests out of small rocks, sticks, and bones; while others don't build any nests at all. Although most penguins lay a clutch of two eggs,

The popularity, plight...

 little easier following the footsteps of generations forging deep tunnels through the tussock grass