2008-10-26T20:11:29-04:00https://ximage.c-spanvideo.org ...
SAN ANSELMO, Calif.--(BUSINESS WIRE)--Appweavers, Inc. a developer of mobile nature applications, today introduced Peterson Birds of North America, an iPhone and iPad field guide to birds. The new app ...
SOUTH NEWFANE -- There are some people that make such an impact on their field, that their influence continues long after they are gone. They become almost franchises that keep paying dividends to ...
A new approach to bird sounds -- How birds produce sounds -- Visualizing sound -- The naming of bird sounds -- The biology of bird sounds -- Recording bird sounds and making spectrograms -- Birds by ...
Reprints of previously published works, by various authors and editors. "Sponsored by the National Audubon Society and the National Wildlife Federation." Titles in the contents note are taken from ...
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