By Jonathan O’Callaghan from NYT Science https://ift.tt/cS8ridg via IFTTT
New study finds U.S. and Canada have lost more than 1 in 4 birds in past 50 years
Birds have declined by 29% since 1970
More at https://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=299264&WT.mc_id=USNSF_1
This is a Research News item.
Read more at nsf.gov
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