American Herring x California Gull (hybrid) - Anonymous eBirber

ML471616221

American Herring x California Gull (hybrid) Larus smithsonianus x californicus

Segnala

Collaboratore

Data

Località

Lincoln Park--Fullerton Point
Cook, Illinois, United States
Contenuti multimediali da questa località Checklist illustrata
Mappa
Mappa Coordinate: 41.9263688, -87.6297691
Età
Non specificato
Sesso
Non specificato

Note contenuto multimediale

Bird 2 with one Herring and other Ring-billed Gulls at various angles, showing intermediate size, darker mantle, and duller yellow legs than RBGU

Dettagli dell'osservazione

Continuing smaller bird with darker upperparts (first seen July 26). With two juvenile again today. Witnessed adult feed young and even fight off a third, larger juvenile that walked up during - good evidence that the first feeding observation was not a fluke, that these are offspring.

Informazioni tecniche

Dimensioni
3102 pixels x 1986 pixels
Dimensione originale file
3.65 MB