That's because the native flora, largely buffalo grass and big blue stem grass, is notable for sinking unusually intertwined roots.
Grass-cutting ants occur in the Chaco region of north Argentina and Paraguay and belong to a subgroup of leaf-cutting ants that specialise in harvesting grass leaves.
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Grass beds declined by nearly a third in the upper bay, but the survey found the large Susquehanna Flats grass bed remained very dense and robust.
Shanzhai culture "is from the grass roots and for the grass roots, " says Han Haoyue, a media critic in Beijing, who sees it as a means of self-expression.
If you need turf grass for children or dogs to romp on or to carpet your outdoor living areas, ask your local suppliers for the best water-saving grass for your area.
Patient crossbreeding created a variety, called braquiarinha in Brazil, which produced 20-25 tonnes of grass feed per hectare, many times what the native cerrado grass produces and three times the yield in Africa.
Any colourful flowers are good, and the caterpillars of a lot of British butterflies are grass eaters - so allowing native species of grass to grow a bit longer in the summer will help.
With both sites found to be suitable, over 290 adders, 400 grass snakes, 17, 000 common lizards and 6, 000 slow worms have been carefully captured by hand and transported in grass-lined boxes to the county.
Work will involve bio-refining, and developing different processes to turn crops such as rye grass, miscanthus (a perennial grass), oats and artichokes into products ranging from fuels to cosmetics, pharmaceuticals, textiles, bio-plastics, food and health products.
"We found that more and more elements were added to the show, and we felt that they might be walking away from the original intention -- grass-roots party for grass roots, " says Dong Xianhui, who runs Tencent's news page.
More important, golfers can do their part by lowering expectations of plush carpets of green grass.
But every single time, a grass-roots uprising has put it right back on the table.
These simple ideas point the way to the quadrant of tall grass and high returns.
The bull turned and lumbered through the grass, his horn silhouetted against the darkening sky.
One narrow, crushed-grass walking path led to the left through high grasses and bushes.
Then we crested a hill, plunging into a sea of oat grass as high as our 4x4.
Then on a hill we spotted him: Kalawari, a dominant male, grazing quietly in the tall grass.
The anchorchain arcs down into it, through shafts of sunlight, to where the sand is patched with sea-grass.
The pueblo of grass roofed buildings, round river-stone plazas and pre-Colombian magic is off limits to camera-clad foreigners.
There are also cheetahs hiding out in the short grass plains and leopards silently waiting in the treetops.
Volunteers have been at the area with grass rakes to help clear it of algae.
Cowie does exactly that with a comforting, if rotting, Victorian complete with flowers and overgrown grass.
It's just one of a handful of scandals that seems to have reignited Republican grass roots.
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The agency's Nick Bromidge said the area had been chosen for a trial marram grass planting.
Before me opens up, in the semi-darkness, a field of rubbish and stones and elephant grass.
"They started tearing the grass up looking for grubs which had hatched there, " he said.
Ms Morning said her friend slid a few metres on to grass and was unhurt.
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Now zooms out and in to a buffalo and egrets chillin' in the grass.
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Elsewhere, three crews are tackling a 200-hectare (500 acre) grass blaze at Garnswllt, near Ammanford.
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