| 单词 | song period |
| 释义 | > as lemmassong period song period n. a part of the year during which birds of a particular species sing. ΘΚΠ the world > animals > birds > sound or bird defined by > [noun] > song > time of or defined by time matins1645 vesper1678 song period1884 dawn chorus1927 the world > time > period > year > season > [noun] > when an animal behaves a specific way or is hunted seasona1425 pairing season1836 song period1884 breeding-season- 1884 Auk Jan. 61 The first of these song-periods is that of the spring migration and the breeding season. 1961 A. J. Berger Bird Study vi. 171 Many species have a short song period (post-breeding) after the molt has been completed. 2005 R. Burton Garden Bird Behaviour (2007) vi. 63/1 Most garden residents have a much longer song period than the Blackbird. < as lemmas |
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