Radde's warbler is a leaf warbler which breeds in Siberia. This warbler is strongly migratory and winters in Southeast Asia. The genus name Phylloscopus is from Ancient Greek phullon, "leaf", and skopos, "seeker". The specific schwarzi commemorates German astronomer Ludwig Schwarz (1822–1894).
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Low-Light Telephoto Systems
Identifying specific features of the Radde's Warbler requires high-contrast magnification. Check out the top-rated 8x42 optics.