see http://www.sciencedaily.com/releases/2010/10/101011161639.htm
Journal Reference: • Clive Hambler, Peter A. Henderson, Martin R. Speight.Extinction rates, extinction-prone habitats, and indicator groups in Britain and at larger scales.Biological Conservation, 2010; DOI:10.1016/j.biocon. 2010.09.004============================== To unsubscribe from this mailing list, send the message: unsubscribe (in the body of the message, with no Subject line) to: birding-aus-request@vicnet.net.au
http://birding-aus.org ==============================
