Tracking trends in monarch abundance over the 20th century is currently impossible using museum records
Ries, Leslie, Zipkin, Elise F., Guralnick, Robert P.Volume:
116
Language:
english
Journal:
Proceedings of the National Academy of Sciences
DOI:
10.1073/pnas.1904807116
Date:
July, 2019
File:
PDF, 3.70 MB
english, 2019