You Can Listen Here The swallows skim close to the surface of the knee high Johnsongrass and thistle, swallowing the insects rising with the sun’s morning heat. Six weeks after heavy plowing tore the fields apart, they have come back filled with green and with life. However, now about 80% of the ground is covered by either Canadian Thistle, Ragweed or Johnsongrass, plants whose unusually deep root systems give them an advantage in recolonizing […]
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