As screwworm population decreases, Key deer death rates slow
Efforts to conserve the federally endangered Key deer (Odocoileus virginianus clavium) are proving largely successful, thanks to the release of sterile screwworm ...
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Seasonal Migrations for Monarchs Keep the Doctor Away
Because North American monarch butterflies (Danaus plexippus) can’t survive cold winters in the United States, they often migrate south in the fall to places such ...