Migration and winter distribution of the Chestnutcollared Longspur
The Chestnut-collared Longspur (Calcarius ornatus) is one of five grassland songbirds, endemic within North America, with populations that have declined >65% since the 1960s. These species breed and winter in the northern and southern Great Plains, respectively. Identifying migration routes, wint...
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| Format: | article |
| Langue: | EN |
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De Gruyter
2017
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| Accès en ligne: | https://doaj.org/article/18dfde3570f84d4b935f1574fd96a4f8 |
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