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. Canada Warbler – Cardellina canadensis. Cattle Tyrant – Machetornis rixosa. Canada Jay – Perisoreus canadensis. Mark Hatfield Marine Science Center and Estuary Trail.
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