Pretty impressive archive of bird songs meant to be a definitive collection. It will be interesting to see the reviews.
http://macaulaylibrary.org/guide/audio/master-set-for-north-america Good birding by ear! --Scott Scott E. Severs Longmont, CO -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/CAL-OjWNfF5AwEBgXxCQE3jv5MU8Jpvt4w5gEMkOPWJxiSanAKA%40mail.gmail.com?hl=en-US. For more options, visit https://groups.google.com/groups/opt_out.
