Grosbeaks no longer ‘drop in’ to university
Jul 13, 2022
1 minute
A NEW STUDY in America has uncovered the dramatic decline of grosbeaks at one of their stopover sites during spring migration.
A team of researchers from Oregon State University (OSU) found that the number) using the university campus as a migration stopover site has gone down by an average of 2.6 per cent per year over the last four decades.
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