Mt. St. Helens/Standing dead

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Hot volcanic gases killed the trees but left them standing in a scorch zone along the outer fringes of the blowdown zone. These dead trees, called snags, were used by insects and woodpeckers (photo by Charlie Crisafulli ).
Hot volcanic gases killed the trees but left them standing in a scorch zone along the outer fringes of the blowdown zone. These dead trees, called snags, were used by insects and woodpeckers (photo by Charlie Crisafulli ).