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- Effects of photoperiod during winter on the circannual rhythms of Zugunruhe, molt, body weight and reproductive parameters in two closely related species of flycatchers, Ficedula albicollis and F. hypoleuca, wintering at different latitudes
- Author: Gwinner, E.
- Title: Effects of photoperiod during winter on the circannual rhythms of Zugunruhe, molt, body weight and reproductive parameters in two closely related species of flycatchers, Ficedula albicollis and F. hypoleuca, wintering at different latitudes
- Year: 1985
- Reference Type: Journal Article
- Date of Publication: Friday, 20 December 1985