Scientists built a great wall to keep out the ‘man devourer’ – but now it’s fighting back
Every week, without fail, specially-modified light aircraft take off from an air strip in Panama and head out over the jungle ...
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“Sterile flies” to combat cattle screw worm in Uruguay
Mexico made a first shipment of sterile parasitic flies to Uruguay to help combat the cattle “screw worm” or Cochliomyia hominivorax, an insect whose larvae or maggots eat living tissue ...