Volume 12 of this valuable series (the last to be edited by Dennis M. Power Volume 13 will be co-edited by Ellen Ketterson and Val Nolan) contains six chapters: testosterone and polygyny in birds; using migration counts to monitor landbird populations review and evaluation of current status; ptiloch
Volume 12 of this valuable series (the last to be edited by Dennis M. Power Volume 13 will be co-edited by Ellen Ketterson and Val Nolan) contains six...
