ML608564800
Kullanıcı
Jacob Drucker Bu kullanıcının medyaları
Tarih
Konum
Burnham Park--Oakwood Beach
Cook, Illinois, United States
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Gözlem detayları
Part of remarkable black tern event related to passage of cold fron this morning. Foraging mid-distance to horizon betwen oakwood and 31st st, then gaining some height and moving south. Small, short-tailed terns with darker gray upperparts, gray underwings/dark remiges, black pattern on head offset by white nape, giving semi-collared appearance at appropriate angle. Occasionally dropping down to water to pick prey off surface as typical for Chlidonias.
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- 59.35 MB