Collaborative list – September 2018
10,000 Birds
OCTOBER 6, 2018
The migrants face many perils, hunters, predators, adverse weather conditions and lack of refueling opportunities due to habitat loss. Philadelphia Vireo – Vireo philadelphicus. Mourning Warbler – Geothlypis philadelphia. Mark Hatfield Marine Science Center and Estuary Trail. e Save u Dunav. 06 Mar 2018.
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