Introduction to nature study --Why do leaves change their color --What are the parts of a tree --What is an insect -- What in a mammal --How do the fish swim --Songs of the rocks --The birds have a ...
We’ve been listening to the great outdoors from the comfort of our homes since the invention of the portable tape recorder. Can nature sounds drown out the cacophony of modern life? Ellen Wexler - ...
Smithsonian Institution, Center for Folklife and Cultural Heritage, Ralph Rinzler Folklife Archives and Collections, 600 Maryland Ave., S.W., Suite 2001, Washington ...
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