 WF Henninger (1916) gives the following account of an unusual flight behavior that he noted near New Bremen, Ohio, on October 11, 1911 : "In the dry tops of two large trees about 17 meters apart from one another, there were two specimens of this species....  The Wilson Bulletin - Стр. 861916Полный просмотр - Подробнее о книге
 | Arthur Cleveland Bent - 1963 - Страниц: 660
...Bremen, Ohio, on October 11, 1911 : "In the dry tops of two large trees about 17 meters apart from one another, there were two specimens of this species....from sight altogether and it did not return at all." Voice. — Its voice is the most prominent and characteristic feature of the olive-sided flycatcher,... | |
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